-hou -ous bbbb bbbs bbdd bbdo bbhs bd-r bddh bdhs bdos bdsd bduf bffs bfhs bfsr bhff bhhs bhor bhsf bhur bhuu bobb bobo bobs bobu bodb bodh bodo bods bodu bofd boff bofh bofs bofu bohd boho bohr bohs bohu boob bood boof booh boor boos bor- bord borf borh boro borr bors boru bosh boso boss bosu boud bouf bouh bour bous brdo brds brfu brhs brob brod broh broo bror bros brou brrr brrs brsb brsr brud bruh brus bsbd bsff bsfs bshs bsod bsos bsrd bssd bubb bubo bubs bubu budb budd budo buds budu buff bufo bufr buho buhr buhs bur- burb burd burh buro burr burs buru bush buss busu buus d-bo dbfo dbfs dbhs dbos dbrs dbss dbus dddd ddss ddub dfds dfrf dhfs dhod dhor dhur dobb dobs dobu dod- dodd dodo dods doff dohr dohs doob dood doof door doos dord dorf doro dorr dors doru dosh doso doss doub doud douf dour dous drhs drob drod drof droh drou drrs drub drus druu dsdr dshs dsos dsrr dub- dubb dubh dubs dubu dudd dudo duds dudu duff dufu duhr duhs duhu duo- duos duro duru dush duur fbhs fbrs fbsd fbus fdhs fdos ffff ffhs ffrr ffss fhfs fhhs fhrs fhss fobs fofo fohr fohs food foof foos for- forb ford foro forr fors fosb fosh foso foss foud four fous frhs frob froh fros frou frsb frso frub fsfo fshb fshd fshs fssf fubb fubs fubu fudd fuff fufu fuhs fuor fur- furo furr furs fusd fuso fuss fusu hbbs hbds hbhs hbos hbrs hbss hdhs hdod hdos hdss hfhs hfrs hfss hhds hhhh hhhs hhof hhus hobo hobs hodh hodr hods hoff hofs hofu hoho hood hoof hoor hoos hord horo horr hors hosh hoss houd houf hour hrhs hrob hrod hros hrso hrud hsfs hshs hsob hsur hubb hubo hubs hudd hudo huds hudu huff hufs hufu huhs huhu huor huos hurd huro hurr hurs huru hush huso huss huub huus obbo obhs obor obos obrh obro obsd obsr obss obuh obus odbo oddd odds odoh odoo odor odos odou odso odur odus ofdr off- offh offo offr offs offu ofor ofus ohho ohhs ohob ohoh ohos ohso ohss ohus ooff oofs ooho oohs oooh oooo ooos oord oous orbb orbo orbs orbu ordo ords ordu orff orfs orfu orhs oro- orof oror oros orro orrs orso orsu orub orus osho oshs oshu osoo osor osos osrd osro ossb ossd osso ossu oubs oudh ouds ouff our- ouro ours ousd ouu- rbbb rbbr rbbs rbds rbhs rboh rbsd rbss rdhs rdos rdso rfds rfhs rhfs rhhs rhob rhod rhoh rhos rhus rob- robb robo robs robu rodd rodo rods roff rofo rohr rohs rohu roob rood roof roor roos roro roru rosh roso ross roub roud rouf rouh rous rrhs rrrr rsdd rsds rshd rshs rsos rubb rubs rubu rudd rudo ruds ruff rufo ruhh ruhr ruhs rurd ruro rurs ruru rush ruso russ rusu ruud s-os sbbs sbds sbhs sbor sbsd sbus sdds sdhb sdhd sdhs sdrs sdsf sdss sdsu sfhs sfor sfos sfro sfss sfsu shbs shhh shhs shod shof shoo shor shos shou shrs shub shud shuf shur shus shuu sobo sobr sobs sobu sodd sodo sods sodu sofo sohh soho sohs sohu sood soof soor soos sorb sord sorh soro sorr sors soru sosh soso soss soud souf sour sous srhs sros srsd srub ssbr ssdd ssdf sshs ssrs sssb sssf sssh ssss sub- subb subd subh subo subs sudd sudh sudo suds suf- suff sufr sufs sufu suhb suho suhr suoh suor suos sur- surd surf suro surr surs suru sus- susd suso suss susu suus ubbo ubod ubos ubud udds udoh udoo udos udsd ufos uh-d uhoh uhrs uhss uhuh uofo uor- urbs urds urdu urff urho uro- uroo urrh urso urss ursu urur urus usbr usbs usdf usdo usds usfs usho ushr ushs ushu usos ussb ussf ussr usss ussu usus uuuu