ddr-ii dhrohi didtoo dihoti diii-d diiod- diiodo diodor diorio dithi- dithio dododo dodori doorto doriot dorith dorito dorood dororo dorrit dotdot dotodo dotoid doudou dourou doutou doutro drouot drouth drruth druitt duhour durior durtro dutoit h-hour hidour hidout hidro- hirohi hiroto hirudo hitori hitoto hitout hitudu hiurud hodhur hodori hohhot hohoho hohrod hoodoo hoohoo hooroo hororo horrid horror hortor hotoro hotrod hottot houtou hrotti htruth hudood huh-uh huhhot hurroo hurth huthur huthut ididit idoido idotoo ihitit iiooio iridio irido- irridu irrour ittiri ittro- odroid ohohoh ohtoto oohooh oooooo oordoo ordoru orrho- orrour orthid ortho- ortrud otidid otitid ototoi ottoii ottoor ouioui outdid outhit outhud outour outtro rhodo- rhodri ridott ridout rititi ritto roditi rorodt rotour rotout rotrou routot rudrur ruhroh rurutu rutour thithi thooid thoro- thotti thourt thouth throut thurii tihidi tirhut tirodi tirrit titiri to-rit tohoro toitoi toohot toothd tootoo torito torodi torodo toroid torori tororo toroth torrid torrit tortor tortou totoro totrot tottoi toudou touhou touitt tourou toutou toutuo triduo triour trito- tritor trotro truitt tuhuti tuiuti tuotuo turdho turdid turodi turrid turtur tururu tutour tuttut uh-huh uitoto urodid uthiru utouth utroor