-ous bbbb bbbs bblb bbls bboy bbyo blls blob blom bloo blou bloy blss blub blum blus bly- blym blys bmus bobb bobo bobs bobu boby boll bolm bolo bols bolu boly bomb boms bomu bomy boob bool boom boos bosm boso boss bosu boul boum bous bouy boyl boyo boys bsms bsos bssm bubb bubo bubs bubu bulb bull buls bulu bum- bumb bums buol buoy buss busu busy buus buyl buyo buys buyu byob byol byos bysb bysl bysm byso byss bysy byul lbms lbos llbs llll llms lloo lmbo lmms lob- lobb lobo lobs loby loll lolo lols loly lomb lomm lomo loms lomu lomy loob lool loom loos loso loss losy loul loum lous louu loys lsbu lsso lubs luby lull lulu lumb lumo lums luso luss luys lyly lymb lymm lyo- lys- lysl lysm lyso lyss mbbs mbms mbou mbsl mbus mlss mlym mmmm mmms mmsu mmus mmyy mobb mobo mobs moby moll molo mols moly momo moms momu momy moob mool moos moso moss mosu mosy moul mous mouy moyl moyo moyu msmb msml msmm msms msmu msol mssm msus mubo mubs mull mulm mulo mulu muly mumm mumo mums mumu mumy muos musl muso muss musu muys mybb myl- myll mylo mymy myo- myob myos mys- myss myus myys obbo obby obls oblu obol obos oboy obss obus olbo olby ollo olly olmo olms olom olos ombo ombu omo- omoo omul omuo omus ooby oolo ooms oooo ooos oous osby oslo osm- osmo osoo osos ossb osso ossu ossy osul osum oubs ouls oulu ouu- oyls oyly oyou oyss s-os sbbs sbml sbus sllm slmm slob sloo slos sloy slsu slub slum slys smls smol smos smoy smss smus sobo sobs sobu soll solo sols soly somb soml somm somo somy sool soom soos sooy soso soss soul soum sous soyo soys ssby ssml sssb sssm ssss sub- subb subl subm subo subs sul- sull sulm sulo sulu sum- sumo sums sumu sumy suos sus- suso suss susu susy suum suus suyo suyu sybo syl- syll syls sym- syms syso syss ubbo ublo ubls ubly ubos ullo ully ulmo ulmu ulo- ulos ulul ulum ulus ulys umb- umbo ummo umms umol umsu umus uoml uomo usbl usbs uslu usmm usms usos ussb usss ussu ussy usul usus uulu uuuu ybbs ylls yobo yobs yoll yolo yoly yomo yool yoso youb youl yous yoyo ysby yssu ysyb yubu yulo yuls yulu yuyu yyyy