ruri ruru ruta ruti rutt rutu ruud ruun taa- taan taar taat taca tacc taci tact tada taia tain tair tait tana tand tani tann tant tanu tara tarc tard tari tarn tarr tart taru tata tati tatr tatt tatu taua tauc taur taut tcad tcca tccc tccu tcdd tcnn tctc tdac tdna tdra tdri tiaa tian tiar tica ticc tidc tidd tiit tiiu tina tinc tind tini tinn tint tinu tira tird tiri tirr tiru tita titc titi titt titu tnca tncc tndd tnut traa trac trad trai tran trat trau trca trcc tri- tria tric trin trit trna trra trtc trtr truc trud trun trut truu ttcn tttt tuan tuar tuat tuca tucc tudi tudu tuin tuit tuiu tuna tunc tund tuni tunn tunu tura turc turd turi turn turr turt turu tuta tuti tutt tutu uaca uair uarc uart uaru uata uatu uaua ucad ucai ucan ucar ucat ucca ucci ucdc ucdd ucin ucrc ucua ucut udaa udad udar udau udca uddi udic udid udin udir udra udun uica uint uira uirr unaa unac unai unan unar unat unau unca uncc unci unct unda undi uni- unia unic unii unin unir unit unna unni unra unut urac urad urai uran urat urau urca urci urda urdu uria uric urin uriu urna urni urra urri urun urur urut utac utai utan utau utia utid utin utri utti uttu uuni uuri uuta uuuu