bbbb bbbs bbeb bblb bbls bbwr bbws bebb bebe beeb beek beel beer bees beke beks bele belk bell bels belw bere berk berr bers bes- bese besk bess bewe bleb blee blek bles blew blkb blls blss blw- breb bree brek brel brer bres brew brkb brls brrr brrs brsb brsr brwe bseb bsee bser bses bsse ebbr ebbs ebbw ebel eber ebes eeee eees eeke eeks eele eels eers eese eesk ekeb ekek eker ekes ekwe el-b elbe elee elek eler eles elke elks elle ells else erbb erbe ereb erel erer eres erew erke erks erle erll erre errs erse erws esbs esee esek esel eser eses eske esks esse essl esws ewer ewes ewew ewle ewre kbbb kbbe kbbk kbbl kbbr kbbs kbbw kbeb kbee kbek kbel kber kbes kbew kbkb kbkk kbkl kbkr kbkw kblb kble kbll kblr kbls kbrb kbre kbrk kbrl kbrw kbsb kbsk kbsr kbss kbsw kbwb kbww kebb kebe kebr keek keel keer kees kekb keke kekl keks kele kelk kell ker- kerb kere kerk kerl kerr kers kesb kesk kesr kess kesw kewb kewe kewl kewr kews kkbb kkbe kkbl kkbr kkbs kkkk kklb kkll kkls kkrb kkre kkrk kkrl kkrr kkrs kkse kksr kkss kksw kkwb kkwe kkwk kkws klbb klbe klbl klbs klbw kleb klee klek kler kles klew klkk klkl klkr klks kllb klle kllk klls klrk klrr klrs klse klsr klsw klwb klwl klws krbb krbe krbk krbl krbr krbw kreb kree krek kres krew krke krkk krkr krks krkw krle krlw krrb krre krrk krrl krrr krrs krrw krse krsk krsl krsr krss krsw krwb krwk krwl krwr ksbl ksbr ksbs ksbw ksee ksek ksel kser ksew kskb kske kskk kskr ksks kslb ksle kslk ksll kslr ksrb ksrr ksrs ksrw ksse kssl kssr ksss kswb ksws ksww kwbe kwbw kweb kwee kwel kwes kwkb kwkk kwkr kwkw kwle kwlk kwls kwrb kwre kwrk kwrl kwrr kwrs kwrw kwsk kwsl kwss kwsw kwwk kwwl kwwr kwws lblr lbrs leek leel leer lees leke lekk leks lele lell lere lerk lese lesk less lewe lews lkrs llbs lles llew llks llll lrrr lrse ls-r lses lssr rbbb rbbr rbbs rble rbsl rbss rebb rebe rebk rebs reeb reek reel rees reke reks relb rele rell rels rere rers rese ress rewe rewl rews rkss rlee rlls rrle rrrr rsee rsre rssl sbbs sber sbrk sbse sbwr se-e se-k se-s se-w sebe sebs seeb seek seel seer sees seew seke sekk selb sele selk sell sels serb sere serk serr sers sese sess sewe sewl sewr sews skee skel sker skes skew skss skwe skws sleb slee sler sles slew slre slrs sreb sres ssbr ssee sses ssle ssrl ssrs sssb ssss ssws swbs swbw sweb swee swer swre swrl swss wbbb wbbe wbbk wbbl wbbr wbbs wbbw wbeb wbek wbel wber wbes wbew wbkb wbke wbkk wbkl wbkr wbks wbkw wblb wble wblk wbll wbls wblw wbrb wbrk wbrr wbrs wbrw wbsb wbsl wbsr wbss wbsw wbwb wbwl webb webe webl webs weeb week weel weer wees wekb weke wekl wekr weks wekw welb wele welk well welr wels wer- werb were werk werl werr wers werw wesb wese wesl wesr wess wewe wkbe wkbk wkbl wkbw wkeb wkel wkes wkew wkkb wkkl wkkr wkks wkkw wklb wklk wkll wklr wkls wkrb wkre wkrk wkrl wkrr wkrs wksb wkse wksk wksl wksr wkss wksw wkwl wkws wlbb wlbe wlbk wlbl wlbr wlbs wlbw wlee wlek wlel wles wlew wlkb wlke wlkk wlkl wlkr wlks wlkw wlle wlll wllr wllw wlrb wlrk wlrr wlrs wlrw wlsb wlse wlsk wlsr wlss wlsw wlwe wlwk wlwl wrbb wrbe wrbk wrbl wrbs wrbw wreb wree wrek wrel wrer wrew wrkb wrkk wrkl wrkr wrks wrkw wrlb wrlk wrll wrlr wrls wrrb wrre wrrk wrrl wrrs wrrw wrsb wrse wrsl wrsr wrss wrsw wrwb wrwr wsbb wsbk wsbr wsbs wsbw wseb wsek wsel wses wsew wskb wske wskk wskl wskr wskw wslb wslk wsll wslw wsrb wsre wsrk wsrs wsrw wssl wssr wsss wssw wswb wswr wsws wsww wwbb wwbl wwbr wweb wwel wwer wwkb wwkl wwkr wwks wwlb wwle wwlk wwll wwlr wwls wwlw wwrb wwre wwrk wwrl wwrr wwrw wwsb wwse wwsk wwsl wwsr wwss wwwe wwwk wwwl wwwr wwws wwww