h-hour hohhot hohoho hokuto hoohoo hookor hooroo hororo horror hortor hotoro hottot houtou htruth huh-uh huhhot hukkok hurroo hurth huthur huthut khoroo khoruk khuhro khutor kkoktu kohoku kohout kohtru kokkoh kokoku kokoro kokott kookoo koothu kootoo koottu korkor korkut kororo koruru kotoko kottur kotuku koukou kouoro kourou kourtt koutou kuroko kurort kurukh kururu o-hook ohohoh ohtoto oohooh ookroo oooooo orrho- orrour ortho- ottoor outour outtro rokkor rokuko rokuro rothko rotork rotour rotout rotrou routot ruhroh rukutu rurutu rutour thokur thoro- thourt thouth throut tkhkot tkhkut tkoutt tohoro tokuko tokuro toohot tookto tootoo tororo toroth tortor tortou totkuh totoro totrot touhou tourou toutou toutuo trokut trotro tuktuk tuotuo turko- turtuk turtur tururu tutour tuttut uh-huh utkoor utouth utroor utukku utukur