-hou bbbb bboy bbyo bhoy bhuu bnpp bobb bobo bobu boby bohn boho bohu bohy bonn bono bonu bony boob booh boon boop bopp bouh boun boup bouy boyn boyo bubb bubo bubu buho buhy bunb bunn buno bunu buon buoy buyo buyu byno byob byon byop byun hhhh hnny hobo hoby hohn hoho hono honu hony hoon hoop hopo hopp hopy houp hubb hubo huby huhn huhu hunh huny huon hupp huub hybo hyo- hyon hyp- hyph hypo hypy hyun n-up nbbo nboy nbpp nhnn nhon nnnn nobo nobu nohn noho non- nonn nono nonu noo- noob noon nooo noop noph nouh noun noup noyo nuby nunn nuno nuny nuon nyny nyon obbo obby obon oboy obuh ohho ohno ohob ohoh ohyo onby onno onon onoy onpu onup ooby ooho oooh oooo opo- opon oppo oppy oun- ouph ouu- oyon oyou oyun phno phob phoh phon phoo phun pnon pnpo pnpp pnup pobo pono ponp pony pooh poon poop pop- popo popp popy poun poup pouy poyn poyo pppn pppo pppp pubu puhn puno punu puny puoy pupu pupy puy- puyo pyhu pyn- pyo- pyon pypy ubbo ubon uhno uhoh uhuh uhup unno unon unop upby upnp upon uppp uppu uppy upup uuno uuuu uuyn yhon yhou ynoh ynon ynou yobo yohn yoho yono yoon yoop yopo yopy youb youp yoyn yoyo yubu yuny yuon yuyu yyyy