-itis fifth firit first firth fissi fists fitit fitri fitts friis friss frist frith frits fritt fruit frush frust ftrtt fu-fu fuffs furir furrs furst furth furus fushi fusht fusi- fusts fusus futsu futuh futur hhhhh hi-fi hi-hi hifis hiisi hirsh hirst hirth hirts hirur hishu hisis hisiu hissi hisss hist- histi hists hitit hrhis hthrt huffs huhuh huhus huish hurri hurst hurts hurtt hurtu hushi husht husri hutir hutit huttu hutus huuru if-- iffhs ifish ifits ifius ifrit ifssw ifttt ihurt iiiii iiris iisir iitti iris- irish iriss irisu irrit irshi irssi irwis is-is isfit ishii ishis ishti isisi isiti isits isitt isshi issru issus issuu istus isuus itfit itisi itsit itsus ittti itu-r itu-t ituri ituru itutu iwish iwrit rhuis ri-fi riffs rifts riisu rishi rissh risti risus risut rithi ritsu ritts ritus rsssf rsust ruffs rufi- rufus ruhrs ruiru rushh russh russi rusts rustu ruthi ruths ruthu ruuth ruutu s-iii shhhh shift shifu shihr shiri shirr shirt shiru shish shist shits shiur shiwu shris shtit shtuf shu-i shuff shuis shuri shurt shuru shush shust shuts shutt shutu siftr sifts sifus sihri sihrs sihui siirt sirih siris siriu sirsi sirur sisis sissi sissu sists sithu sitit sitsi sitti situs siuri siuru siusi siutu sruti sshfs ssssh sssss stfis sthrt stiff stift stihi stiif stiir stirs stirt stith stitt strif strit strrs strui strut stu-i stuff stuft stuhr stuir sturt stush stuss stuth suffr suffs sufis sufri suftu suhur suift suist suith suits surfs surif surir suris surti surtr suruh surui surur surus sushi susus sutri sutth suttu swiff swift swirt swish swiss swist swith swits swtth swuff swuft thift thiri thirs thiru thisi thiss thris thrus thsts thuff thuir thuis thuit thurf thurs thurt thuru ti-hi ti-ti tiffs tifts tiris tirit tirrs tirru tirth tirur tishu tisis tisri tiss- tissi tissu tisur tithi titii titis titti titus tris- trish triss trist trit- trits tritt triws truff truis truit trush truss trust truth truus tshwr tsuru tsuur ttttt tuffi tuffs tufit tufts tuhsi tuits turfs turit turri tursi turss turst tursu turtu turut tushi tussi tutsi tutti tutus tuuri tuuru twish twiss twist twits twrss uh-uh uhhuh uhtri uhuhs uhuru uitti urist urith urris urshu ursus uruit ururi urusi uruti urutu ushis ushus ustur ususi usutu utfsf uttur uturu utwit uusis uuuuu whiff whift whiht whirr whirs whish whiss whist whith whits whitt whswh whuff whurr whurs whurt whush whuss whust wi-fi wi-wi wirft wiris wirth wishi wisht wisit wissh wists with- withi withs witti witts wriht wrist writh writs wrust wrutt wsfts wu-hu wurst wushi wushu wusih ww-ii wwiii wwwww