d-dot ddddd dhond dhony dhoon dhoot dhund dhunn do-do doddy dodon dodoo dohyo dondo donho donny donon donot donut doodo doody dooth dooty doout dotoo dotto dotty dount douth douyu doyon doyou duddo duddy dudon dudou dudyn duhon dundo dundy dunno dunny dunod dunun dunyu duont dutty duyun dyott hhhhh hhtdd ho-ho ho-oh hoddu hoddy hodod hohot hondo honno honud hoody hoond hooty hoton hotot hotto hotty hound hount houtu huddy hudud huhuh hundt hundy hunny hunth hunut hunyn hutto huttu huyou hydoy hynd- hynny nnooo no-do no-no noddy nodto noduh nohno nohut non-u nondo nonno nonny nonoh nonot noonu notdo noth- notht notno noto- noton notto notty noudy nouny noyon noyou ntntd nu-nu nuddy nuhuh nunny nunon nunun nuton nutty nuydu o-hoy odont odudu oh-oh ohyou onhot onnuy onond onont onoon onoto onout onto- ontoo onyon onyou ooooh ooooo othon othou otono ototo otuyo otyn oudon oundy outdo outon outto t-nut thoon thoth thout thuty thynn thyon thyou tntnt to-do to-ho toddy tohot tondo tondu tonny tono- tonod tonto tonyd tooth toto- toton totoo totty touho touhy toyon toyou ttttt tudou tudun tundu tunny tunon tuohy tuotu tutoy tutto tutty tutun tyohu uh-oh uh-uh uhdoh uhhoh uhhuh undun unhot unnun unnut ututo uuuuu y-o-u ydout yo-ho yo-yo yondu yotto youdo youdu yound youno yount youon youth ytund ytynt yunho yunyu