wnhga nwhga whnga hwnga nhwga hnwga wngha nwgha wgnha gwnha ngwha gnwha whgna hwgna wghna gwhna hgwna ghwna nhgwa hngwa nghwa gnhwa hgnwa ghnwa wnhag nwhag whnag hwnag nhwag hnwag wnahg nwahg wanhg awnhg nawhg anwhg whang hwang wahng awhng hawng ahwng nhawg hnawg nahwg anhwg hanwg ahnwg wngah nwgah wgnah gwnah ngwah gnwah wnagh nwagh wangh awngh nawgh anwgh wganh gwanh wagnh awgnh gawnh agwnh ngawh gnawh nagwh angwh ganwh agnwh whgan hwgan wghan gwhan hgwan ghwan whagn hwagn wahgn awhgn hawgn ahwgn wgahn gwahn waghn awghn gawhn agwhn hgawn ghawn hagwn ahgwn gahwn aghwn nhgaw hngaw nghaw gnhaw hgnaw ghnaw nhagw hnagw nahgw anhgw hangw ahngw ngahw gnahw naghw anghw ganhw agnhw hganw ghanw hagnw ahgnw gahnw aghnw
Note: these 'words' (valid or invalid) are all the permutations of the word wnhga. These words are obtained by scrambling the letters in wnhga.