-hou bbbb bblb bboy bbyo bhoy bhpl bhuu blob blom bloo blop blou bloy blub blum blup bly- blym bmop bobb bobo bobu boby bohl bohm boho bohu bohy boll bolm bolo bolu boly bomb bomp bomu bomy boob booh bool boom boop bopp bouh boul boum boup bouy boyl boyo bpml bubb bubo bubu buhl buho buhy bulb bull bulu bum- bumb bump buol buoy buyl buyo buyu byob byol byop byul hhhh hlly hlul hmhb hmmm hmph hobo hoby hohl hohm hoho hol- holb holh holl holm holo holp holu holy hom- homo homp homu homy hool hoom hoop hopo hopp hopy houp hoym hubb hubl hubo huby huhu hull hulu huly humh humm humo hump hupp huub hybo hyl- hyll hylo hylp hyly hymy hyo- hyp- hyph hypo hypy lhhh llll lloo lmbo lob- lobb lobh lobo loby loho lohu loll lolo loly lomb lomm lomo lomp lomu lomy loob lool loom loop lopp lopu louh loul loum loup louu lppl luby luhu lull lulu lumb lumo lump luoh lupo lupu luup lyly lymb lymm lyo- mbhl mbou mhmm mlpy mlym mmhl mmhm mmlp mmmh mmmm mmpu mmyy mobb mobo moby mohl mohm moho mohu moll molo moly momo momu momy moob mool moop moph mopp mopy moul moup mouy moyl moyo moyu mpho mplm mppp mubo muhu mull mulm mulo mulu muly mumm mumo mump mumu mumy mybb myl- myll mylo mymp mymy myo- myob myoh mypo obbo obby oblu obol oboy obuh ohho ohly ohmy ohob ohoh ohum ohyo olbo olby olhm ollo olly olmo olom olph ombo ombu omo- omoo ompl omul omuo ooby ooho oolo oooh oooo opml opo- oppo oppy oulu ouph ouu- oyly oyou pblu phlm phlo phob phoh phom phoo phul phum phyl plmb plob ploh plom ploo plop plou ploy plpp plum plup plym pmmp pmmu pmpm pmpo pobo pohl poll polo polu poly pomo pomp pomu pomy pooh pool poop pop- popo popp popy poul poum poup pouy poyo pplo ppml pppo pppp publ pubu puhl pull pulo pulp pulu puly pump pumy puoy pupl pupu pupy puy- puyo pyhu pyl- pyll pym- pyo- pypy ubbo ublo ubly uhoh uhuh uhup ullo ully ulmo ulmu ulo- ulul ulum umb- umbo ummo umol umph uoml uomo upby uplb uplo upml upmy uppp uppu uppy upup uulu uuuu yhou yobo yoho yoll yolo yolp yoly yomo yomp yool yoop yopo yopy youb youl youp yoyo yubu yulo yulu yump yuyu yyyy