foofoo foofur forfun forout forrot forton fortun fotron foufou fourof fourou fourto frount fukuro funoon funrun funton furfur furour furrfu furuno futton futuro kkoktu kofuku kokofu kokoku kokoon kokoro kokott kokoun kokufu konnor konnur konton kontor kookoo koonur kootoo koottu korkor korkut kororo korunk koruru kotoko kotono kottur kotuku kouffo koukou kouoro kourou kourtt koutou kronor kronur kroton kuknur kunkur kunnur kuntur kuo-fu kurkun kuroko kurort kururu kutton n-toon nkonko nkoroo noforn noktor non-no nonkon nonono nonoon noonoo noonor noonto noroff noroof norton notfor notour notout notron notton nottoo noturn nounou ntuntu nukkuu nukunu nunton nurkot nurton o-knon of-run offton offutt oftfor on-off onfoot ontour oofotr ookroo oooooo orokon oroton orrour ottoor ouroun ourton outfor outour outrun outtro rokkor rokuko rokuro ronnon ronron rootof rooton rotork rotour rotout rotrou rotton rounou routot rukutu run-on runfor runoff runout runton rurutu rutour tkoutt to-fro to-on toforn tokuko tokuro tonono tonoro tonour tonton tookon tookto tootoo torfou tororo tortor tortou totnor totoro totrot tou-fu touron tourou touton toutou toutuo trokut tronto trotro trunko truont tuffon tufton tuktuk tuotuo turko- turnof turnon turnor turnto turron turton turtuk turtur tururu tutour tutton tuttut u-turn unfoot unfork unknot unroof unroot untorn unturf unturn urturn utkoor utnoor utroor utukku utukur