hakus ahkus hkaus khaus akhus kahus hauks ahuks huaks uhaks auhks uahks hkuas khuas hukas uhkas kuhas ukhas akuhs kauhs aukhs uakhs kuahs ukahs haksu ahksu hkasu khasu akhsu kahsu hasku ahsku hsaku shaku ashku sahku hksau khsau hskau shkau kshau skhau akshu kashu askhu sakhu ksahu skahu hausk ahusk huask uhask auhsk uahsk hasuk ahsuk hsauk shauk ashuk sahuk husak uhsak hsuak shuak ushak suhak aushk uashk asuhk sauhk usahk suahk hkusa khusa huksa uhksa kuhsa ukhsa hksua khsua hskua shkua kshua skhua huska uhska hsuka shuka ushka suhka kusha uksha ksuha skuha uskha sukha akush kaush auksh uaksh kuash ukash aksuh kasuh askuh sakuh ksauh skauh auskh uaskh asukh saukh usakh suakh kusah uksah ksuah skuah uskah sukah
Note: these 'words' (valid or invalid) are all the permutations of the word hakus. These words are obtained by scrambling the letters in hakus.