-hou bbbb bbdd bbdo bblb bboy bbyo bddh bhdl bhoy bhuu blob blod bloo blou bloy blub blud bly- bobb bobo bobu boby bodb bodh bodo bodu body bohd bohl boho bohu bohy bold boll bolo bolu boly boob bood booh bool boud bouh boul bouy boyd boyl boyo bubb bubo bubu budb budd budl budo budu budy buhl buho buhy bulb buld bull bulu buol buoy buyl buyo buyu byld byob byod byol byul byyd d-bo dboy dddd ddly ddub dhod dhol dhul dlbd dobb dobl dobu doby dod- dodd dodo dody dohl dold doll dolo dolu doly doob dood dool doub doud doul douy doyl doyo dub- dubb dubh dubu duby dudd dudo dudu duhl duhu duhy dull dulo dulu duly duo- duul duyl dybu dydd dyhb dyhh dyll dyo- dyoo dyou hdod hdyd hhhh hlly hlod hlul hobo hoby hodh hody hohl hoho hol- holb hold holh holl holo holu holy hood hool houd hubb hubl hubo huby hudd hudl hudo hudu huhu huld hull hulu huly huub huyd hybo hydd hyl- hyld hyll hylo hyly hyo- lhhh lldb llll llod lloo llud lob- lobb lobh lobo loby lodh loho lohu lold loll lolo loly loob lood lool loud louh loul louu loyd luby ludd ludo luhu lull lulu luoh lydd lyly lyo- obbo obby oblu obol oboy obuh odbo oddd oddy odly odoh odoo odou odyl ohho ohly ohob ohoh ohyo olbo olby oldb oldh oldy ollo olly ooby ooho oold oolo oooh oooo oudh ould oulu ouu- oyly oyou ubbo ublo ubly ubod ubud udoh udoo uh-d uhoh uhuh ullo ully ulo- ulul uulu uuuu uydo ydul yhou yhud yhyd yobo yodh yodo yoho yold yoll yolo yoly yood yool youb youd youl yoyo yubu yudh yudo yudu yulo yulu yuyu yyyy