-ose bbbb bbbs bbeb bbox bbwr bbws bebb bebe bebo beeb beek beer bees beke beko beks beo- beok beor beos bere berk bero berr bers bes- bese besk beso bess bewe bobb bobe bobo bobs bobw boee boeo boer boes boke boko boks boob booe book boor boos boow boox bor- bore bork boro borr bors borw bose bosk boso boss bowe bowk bowr bows breb bree brek breo brer bres brew brex brkb brob broe brok broo bror bros brow brox brrr brrs brsb brsr brwe bseb bsee bser bses bsos bsse ebbo ebbr ebbs ebbw eber ebes eboe eboo ebor ebos ebow ebox ebro eeee eees eeke eeks eero eers eese eesk ekeb ekek eker ekes ekos ekwe eoes eore eows er-x erbb erbe ereb erer eres erew erke erks erob eroe eroo eros erre erro errs erse erso erws esbo esbs esee esek eseo eser eses eske esko esks eso- esok esos esox esse esso esws ewer ewes ewew ewok ewos ewre exer exes exo- exor exos exrx k-os kbbb kbbe kbbk kbbo kbbr kbbs kbbw kbeb kbee kbek kbeo kber kbes kbew kbex kbkb kbkk kbko kbkr kbkw kbob kboe kbok kboo kbos kbow kbox kbrb kbre kbrk kbro kbrw kbrx kbsb kbsk kbso kbsr kbss kbsw kbsx kbwb kbww kbwx kbxb kbxr kbxs kbxx kebb kebe kebr keek keer kees kekb keke keko keks keok keos ker- kerb kere kerk kero kerr kers kerx kesb kesk keso kesr kess kesw kewb kewe kewr kews kexb kexo kexs kexx kkbb kkbe kkbo kkbr kkbs kkex kkkk kkob kkoo kkor kkow kkrb kkre kkrk kkro kkrr kkrs kkrx kkse kksr kkss kksw kkwb kkwe kkwk kkws kkxk kkxs kkxx kobb kobe kobk kobo kobr kobs koes kokb koke kokk koko kokr koks kokx koob kook kooo koor koos korb kore kork koro korr kors kos- kosb kose koso kosr koss kowb kowe kowr koxe koxr krbb krbe krbk krbr krbw krbx kreb kree krek kreo kres krew krex krke krkk krko krkr krks krkw krkx krob kroe krok kroo kror kros krow krox krrb krre krrk krro krrr krrs krrw krrx krse krsk krsr krss krsw krsx krwb krwk krwr krxb krxk krxo krxr krxw krxx ksbr ksbs ksbw ksee ksek kseo kser ksew ksex kskb kske kskk ksko kskr ksks kskx ksob ksok ksoo ksor ksos ksow ksox ksrb ksro ksrr ksrs ksrw ksrx ksse ksso kssr ksss kssx kswb kswo ksws ksww kwbe kwbw kweb kwee kwes kwkb kwkk kwkr kwkw kwok kwor kwos kwow kwox kwrb kwre kwrk kwro kwrr kwrs kwrw kwrx kwsk kwso kwss kwsw kwsx kwwk kwwr kwws kwwx kwxr kwxs kxbr kxbx kxeo kxew kxex kxkk kxks kxkw kxkx kxok kxoo kxor kxos kxox kxrb kxre kxrk kxro kxrr kxrs kxrx kxsb kxse kxss kxsw kxxe kxxk kxxo kxxr kxxx o-eo obbo ober obes obex obkb oboe obok obor obos obox obre obro obsr obss oere oers oese oker okes okko okok okor okre okro okso oobe ooer ooes oooo ooos oore oose orbb orbe orbo orbs ore- oreb orek oreo orer ores orex orke orko oro- oroe orok oror oros orro orrs orse orsk orso orwe orwo osbe osee osek oser oses osoo osor osos osow osro ossb osse osso ower owes owoe owow owre owse oxer oxes oxo- oxos oxox oxxo rbbb rbbr rbbs rbss rebb rebe rebk rebo rebs reeb reek rees reke reko reks reos rere rero rers rese reso ress rewe rews rexx rkos rkss rob- robb robe robo robs roer roes roke rokk roko rokr roks roob rook roor roos roox rore rork roro rose roso ross rowb rowe rowk rowr rows roww roxo rrrr rsee rsos rsre rxes s-os sbbs sber sbor sbrk sbse sbwr se-e se-k se-o se-s se-w se-x sebe sebo sebs seeb seek seer sees seew seex seke sekk seko seok seow serb sere serk sero serr sers sese seso sess sewe sewr sews sex- sexe skee skeo sker skes skew skoe skor skow skss skwe skws sobe sobo sobr sobs soeo soes soke sokk soko sook soor soos sorb sore soro sorr sors sose soso soss sowe sowk sowr sows soxs sreb sreo sres sros ssbr ssee sses ssex ssrs sssb ssss ssws swbs swbw sweb swee swer swob swoe swoo swor swow swre swss sxsw wbbb wbbe wbbk wbbo wbbr wbbs wbbw wbbx wbeb wbek wber wbes wbew wbex wbkb wbke wbkk wbko wbkr wbks wbkw wbkx wbob wbok wbor wbos wbow wbox wbrb wbrk wbrr wbrs wbrw wbrx wbsb wbsr wbss wbsw wbsx wbwb wbwo wbwx wbxb wbxe wbxr wbxx webb webe webo webs weeb week weeo weer wees weex wekb weke weko wekr weks wekw wekx weok weos weow wer- werb were werk wero werr wers werw wesb wese weso wesr wess wesx wewe wewo wexe wexr wexs wexx wkbe wkbk wkbo wkbw wkbx wkeb wkes wkew wkex wkkb wkko wkkr wkks wkkw wkkx wkok wkoo wkor wkos wkow wkox wkrb wkre wkrk wkro wkrr wkrs wkrx wksb wkse wksk wkso wksr wkss wksw wkws wkwx wkxb wkxk wkxr wkxw wkxx wobb wobe wobo wobx woer woes wokb woke wokk woko wokr woks wokw woob wook woos woow worb wore work woro worr wors worw worx wose woso woss wosw wowb wowe wowo wows woww woxe woxo woxr woxx wrbb wrbe wrbk wrbo wrbs wrbw wrbx wreb wree wrek wrer wrew wrex wrkb wrkk wrko wrkr wrks wrkw wrkx wrob wrok wroo wros wrow wrox wrrb wrre wrrk wrro wrrs wrrw wrrx wrsb wrse wrso wrsr wrss wrsw wrwb wrwr wrxb wrxo wrxw wrxx wsbb wsbk wsbr wsbs wsbw wsbx wseb wsek wseo wses wsew wsex wskb wske wskk wsko wskr wskw wskx wsob wsoe wsok wsoo wsor wsos wsox wsrb wsre wsrk wsro wsrs wsrw wsrx wssr wsss wssw wswb wswr wsws wsww wwbb wwbr wweb wweo wwer wwkb wwkr wwks wwkx wwor wwos wwow wwox wwrb wwre wwrk wwrr wwrw wwrx wwsb wwse wwsk wwsr wwss wwwe wwwk wwwr wwws wwww wwwx wxbb