-hou bbbb bbdd bbdo bblb bddh bdzh bhdl bhuu blob blod bloo blou blub blud bobb bobo bobu bodb bodh bodo bodu bohd bohl boho bohu bold boll bolo bolu boob bood booh bool booz boud bouh boul bozo bubb bubo bubu budb budd budl budo budu buhl buho bulb buld bull bulu bulz buol buuz buzz bzou bzzz d-bo dddd ddub dhod dhol dhul dlbd dobb dobl dobu dod- dodd dodo dohl dold doll dolo dolu dolz doob dood dool doub doud doul douz dozo dub- dubb dubh dubu dudd dudo dudu duhl duhu dull dulo dulu duo- duul dzbb dzh- dzhh dzhu dzlb dzud hdod hhhh hlod hlul hobo hodh hohl hoho hol- holb hold holh holl holo holu holz hood hool houd hozo hubb hubl hubo hudd hudl hudo hudu huhu huld hull hulu huub huzz lboz lhhh lldb llll llod lloo llud lob- lobb lobh lobo lodh lodz loho lohu lold loll lolo lolz loob lood lool looz loud louh loul louu ludd ludo luhu lull lulu lulz luoh obbo oblu obol obuh odbo oddd odoh odoo odou ohho ohob ohoh olbo oldb oldh ollo ooho oold oolo oooh oooo oudh ould oulu ouu- ouzo ozd ozlu ubbo ublo ubod ubud udoh udoo uh-d uhoh uhuh ullo ulo- ulul uulu uuuu uzbl uzuh zhob zhou zhuo zhuz zobo zodd zoll zolo zoo- zool zozo zozu zubo zubu zull zulu zulz zuoz zuul zuzu zzhz zzzz