-ous bbbb bbbs bbdd bbdo bblb bbls bcbc bcbs bccc bccl bccs bcds bcos bcsc bcsl bcss bcuc bdbc bddc bdls bdos bdsd blcu bldc blls blob bloc blod bloo blou blss blub blud blus bobb bobo bobs bobu boco bocs bocu bodb bodo bods bodu bold boll bolo bols bolu boob booc bood bool boos bosc boso boss bosu boud boul bous bsbd bscs bsdl bslc bsod bsos bssc bssd bubb bubo bubs bubu bucc buco bucs bucu budb budd budl budo buds budu bulb buld bull buls bulu buol busc buss busu buus c-bo c-cd cbbc cbbs cbcc cbcl cbcs cbcu cbdb cbdc cbdo cbds cblb cblc cbol cbsc cbus ccbc cccb cccc cccl cccs cccu ccdc ccds cclc ccls ccob ccoc ccod ccsd ccsl ccss ccuc ccus cdcs cddb cddl cdls cdos cdss clcd cldc clob clod cloo clos clou clsc club clud cobb cobo cobs cobu coco cocu codd codl cods col- colb cold coll colo cols colu coob cood cool coos cosc cosl coso coss coub coud coul cous cscb cscc cscd cscl csco cscs csdb csld cslu csob csos cssd csus cub- cubb cubs cucc cuds culb culc culd cull culo culs cusb cusd cuso cuss cusu d-bo dbcc dbcs dbls dbos dbss dbus dcbc dccb dccc dccl dccs dccu dcdb dcds dcls dcos dcsc dcss dddd ddlc ddoc ddss ddub dlbd dlco dlcs dlos dobb dobl dobs dobu doco docs docu dod- dodd dodo dods dold doll dolo dols dolu doob dood dool doos doso doss doub douc doud doul dous dsbc dscc dscs dsls dsos dssc dub- dubb dubc dubs dubu duco ducs dudd dudo duds dudu dulc dull dulo dulu duo- duos duul lbcc lbds lbos lbsc lcbc lccc lccs lcdd lcds lcls lcsc lcsd ldls ldos llbs llcc llcs lldb lldc llds lllc llll lloc llod lloo llud lob- lobb lobo lobs locc loco locs locu lods lold loll lolo lols loob looc lood lool loos losc loso loss loud loul lous louu lsbu lscb lsco lscs lsds lsso lubs lucs ludd ludo lull lulu luso luss obbo obls oblu obol obos obsd obss obus ocbc occc ocds oclc ocos ocul odbo oddd odds odoo odos odou odso odus olbo olcc oldb olds ollo olos oold oolo oooo ooos oous oscc oscl osco oslo osoo osos ossb ossd osso ossu osul oubs oucc oudc ouds ould ouls oulu ousd ouu- s-os sbbs sbcc sbcs sbds sbsd sbus sccc sccl sccs scdc scds scl- sclc scls scob scol scoo scsc scsd scsl scso scsu scub scud scul sdcc sdco sddc sdds sdlc sdls sdsc sdsl sdss sdsu slcc slcd slcu slds slob sloc slod sloo slos slsc slsu slub sluc slud sobo sobs sobu socl soco socs sodd sodo sods sodu sold soll solo sols sood sool soos soso soss soud soul sous sscc sscs ssdc ssdd sslc ssoc sssb sssc ssss sub- subb subd subl subo subs suc- succ sucs sudd sudo suds sul- sulc suld sull sulo sulu suos sus- susd suso suss susu suus ubbo ublo ubls uboc ubod ubos ubud ucbc ucdc ucdd ucos ucsb ucsc ucsd ucsu udbc udds udoo udos udsd udsl ulbc ulcc ulco ullo ulo- uloc ulos ulul ulus uocc uolc usbc usbl usbs uscc usco uscs usdc usdl usdo usds uslu usoc usos ussb ussc usss ussu usul usus uulu uuoc uuuu