shyish hsyish syhish yshish hysish yhsish shiysh hsiysh sihysh ishysh hisysh ihsysh syihsh ysihsh siyhsh isyhsh yishsh iyshsh hyissh yhissh hiyssh ihyssh yihssh iyhssh shysih hsysih syhsih yshsih hyssih yhssih shsyih hssyih sshyih sshyih hssyih shsyih syshih ysshih ssyhih ssyhih ysshih syshih hyssih yhssih hsysih shysih yshsih syhsih shisyh hsisyh sihsyh ishsyh hissyh ihssyh shsiyh hssiyh sshiyh sshiyh hssiyh shsiyh sishyh isshyh ssihyh ssihyh isshyh sishyh hissyh ihssyh hsisyh shisyh ishsyh sihsyh syishh ysishh siyshh isyshh yisshh iysshh sysihh yssihh ssyihh ssyihh yssihh sysihh sisyhh issyhh ssiyhh ssiyhh issyhh sisyhh yisshh iysshh ysishh syishh isyshh siyshh hyissh yhissh hiyssh ihyssh yihssh iyhssh hysish yhsish hsyish shyish yshish syhish hisysh ihsysh hsiysh shiysh ishysh sihysh yishsh iyshsh ysihsh syihsh isyhsh siyhsh shyihs hsyihs syhihs yshihs hysihs yhsihs shiyhs hsiyhs sihyhs ishyhs hisyhs ihsyhs syihhs ysihhs siyhhs isyhhs yishhs iyshhs hyishs yhishs hiyshs ihyshs yihshs iyhshs shyhis hsyhis syhhis yshhis hyshis yhshis shhyis hshyis shhyis hshyis hhsyis hhsyis syhhis yshhis shyhis hsyhis yhshis hyshis hyhsis yhhsis hhysis hhysis yhhsis hyhsis shihys hsihys sihhys ishhys hishys ihshys shhiys hshiys shhiys hshiys hhsiys hhsiys sihhys ishhys shihys hsihys ihshys hishys hihsys ihhsys hhisys hhisys ihhsys hihsys syihhs ysihhs siyhhs isyhhs yishhs iyshhs syhihs yshihs shyihs hsyihs yhsihs hysihs sihyhs ishyhs shiyhs hsiyhs ihsyhs hisyhs yihshs iyhshs yhishs hyishs ihyshs hiyshs hyihss yhihss hiyhss ihyhss yihhss iyhhss hyhiss yhhiss hhyiss hhyiss yhhiss hyhiss hihyss ihhyss hhiyss hhiyss ihhyss hihyss yihhss iyhhss yhihss hyihss ihyhss hiyhss shyshi hsyshi syhshi yshshi hysshi yhsshi shsyhi hssyhi sshyhi sshyhi hssyhi shsyhi syshhi ysshhi ssyhhi ssyhhi ysshhi syshhi hysshi yhsshi hsyshi shyshi yshshi syhshi shyhsi hsyhsi syhhsi yshhsi hyshsi yhshsi shhysi hshysi shhysi hshysi hhsysi hhsysi syhhsi yshhsi shyhsi hsyhsi yhshsi hyshsi hyhssi yhhssi hhyssi hhyssi yhhssi hyhssi shshyi hsshyi sshhyi sshhyi hsshyi shshyi shhsyi hshsyi shhsyi hshsyi hhssyi hhssyi sshhyi sshhyi shshyi hsshyi shshyi hsshyi hshsyi shhsyi hhssyi hhssyi shhsyi hshsyi syshhi ysshhi ssyhhi ssyhhi ysshhi syshhi syhshi yshshi shyshi hsyshi yhsshi hysshi sshyhi sshyhi shsyhi hssyhi shsyhi hssyhi yshshi syhshi yhsshi hysshi shyshi hsyshi hyshsi yhshsi hsyhsi shyhsi yshhsi syhhsi hyhssi yhhssi hhyssi hhyssi yhhssi hyhssi hshysi shhysi hhsysi hhsysi shhysi hshysi yshhsi syhhsi yhshsi hyshsi shyhsi hsyhsi shishy hsishy sihshy ishshy hisshy ihsshy shsihy hssihy sshihy sshihy hssihy shsihy sishhy isshhy ssihhy ssihhy isshhy sishhy hisshy ihsshy hsishy shishy ishshy sihshy shihsy hsihsy sihhsy ishhsy hishsy ihshsy shhisy hshisy shhisy hshisy hhsisy hhsisy sihhsy ishhsy shihsy hsihsy ihshsy hishsy hihssy ihhssy hhissy hhissy ihhssy hihssy shshiy hsshiy sshhiy sshhiy hsshiy shshiy shhsiy hshsiy shhsiy hshsiy hhssiy hhssiy sshhiy sshhiy shshiy hsshiy shshiy hsshiy hshsiy shhsiy hhssiy hhssiy shhsiy hshsiy sishhy isshhy ssihhy ssihhy isshhy sishhy sihshy ishshy shishy hsishy ihsshy hisshy sshihy sshihy shsihy hssihy shsihy hssihy ishshy sihshy ihsshy hisshy shishy hsishy hishsy ihshsy hsihsy shihsy ishhsy sihhsy hihssy ihhssy hhissy hhissy ihhssy hihssy hshisy shhisy hhsisy hhsisy shhisy hshisy ishhsy sihhsy ihshsy hishsy shihsy hsihsy syishh ysishh siyshh isyshh yisshh iysshh sysihh yssihh ssyihh ssyihh yssihh sysihh sisyhh issyhh ssiyhh ssiyhh issyhh sisyhh yisshh iysshh ysishh syishh isyshh siyshh syihsh ysihsh siyhsh isyhsh yishsh iyshsh syhish yshish shyish hsyish yhsish hysish sihysh ishysh shiysh hsiysh ihsysh hisysh yihssh iyhssh yhissh hyissh ihyssh hiyssh syshih ysshih ssyhih ssyhih ysshih syshih syhsih yshsih shysih hsysih yhssih hyssih sshyih sshyih shsyih hssyih shsyih hssyih yshsih syhsih yhssih hyssih shysih hsysih sishyh isshyh ssihyh ssihyh isshyh sishyh sihsyh ishsyh shisyh hsisyh ihssyh hissyh sshiyh sshiyh shsiyh hssiyh shsiyh hssiyh ishsyh sihsyh ihssyh hissyh shisyh hsisyh yishsh iyshsh ysihsh syihsh isyhsh siyhsh yihssh iyhssh yhissh hyissh ihyssh hiyssh yshish syhish yhsish hysish shyish hsyish ishysh sihysh ihsysh hisysh shiysh hsiysh hyishs yhishs hiyshs ihyshs yihshs iyhshs hysihs yhsihs hsyihs shyihs yshihs syhihs hisyhs ihsyhs hsiyhs shiyhs ishyhs sihyhs yishhs iyshhs ysihhs syihhs isyhhs siyhhs hyihss yhihss hiyhss ihyhss yihhss iyhhss hyhiss yhhiss hhyiss hhyiss yhhiss hyhiss hihyss ihhyss hhiyss hhiyss ihhyss hihyss yihhss iyhhss yhihss hyihss ihyhss hiyhss hyshis yhshis hsyhis shyhis yshhis syhhis hyhsis yhhsis hhysis hhysis yhhsis hyhsis hshyis shhyis hhsyis hhsyis shhyis hshyis yshhis syhhis yhshis hyshis shyhis hsyhis hishys ihshys hsihys shihys ishhys sihhys hihsys ihhsys hhisys hhisys ihhsys hihsys hshiys shhiys hhsiys hhsiys shhiys hshiys ishhys sihhys ihshys hishys shihys hsihys yishhs iyshhs ysihhs syihhs isyhhs siyhhs yihshs iyhshs yhishs hyishs ihyshs hiyshs yshihs syhihs yhsihs hysihs shyihs hsyihs ishyhs sihyhs ihsyhs hisyhs shiyhs hsiyhs
Note: these 'words' (valid or invalid) are all the permutations of the word shyish. These words are obtained by scrambling the letters in shyish.