-er -ey bbb bbc bbe bbf bbk bbo bbr bby bcb bcc bce bcf bck bco bcr bcy be- beb bec bee bef bek beo ber bey bfb bfc bfe bff bfo bfr bfy bkb bkc bke bkf bkk bko bkr bob boc boe bof bok boo bor boy brb bre brf brk bro brr bry by- byc bye byf byk byo byr c-- cbb cbc cbe cbf cbk cbo cbr cby ccb ccc cce ccf cck cco ccr ce- ceb cec cee cef cek ceo cer cey cfb cfc cfe cff cfk cfo cfr ckb ckc cko cky co- cob coc coe cof cok coo cor coy crb crc cre crf crk cro crr cry cyb cyc cye cyf cyk cyo cyr ebb ebc ebe ebf ebk ebo ebr eby ec- ecb ecc ece ecf eck eco ecr eeb eec eee eef eek eeo eer eey ef- efb efc efe eff efo efr ekb ekc eke ekf eko ekr eky eo- eob eoc eoe eof eok eoo eor erb erc ere erf erk ero err ery eyc eye eyo eyr fbb fbc fbe fbf fbk fbo fbr fcb fcc fce fcf fck fco fcr fcy feb fec fee fef fek feo fer fey ffc ffe fff ffk ffo ffr ffy fkb fkc fkf fkk fob foc foe fof fok foo for foy frb frc fre frf frk fro frr fry fy- fyb fyc fye fyk fyo kbb kbc kbe kbf kbk kbo kbr kcb kcc kce kck kcr ke- keb kec kee kef kek keo ker key kfc kff kfo kkb kkc kke kkk kkr kky kob koc koe kof kok koo kor koy krc krf krk kro krr kry kyc kye kyo kyr ob- obb obc obe obf obk obo obr oby oc- ocb occ ocf ock oco ocr oeb oec oee oef oeo oer oey of- ofb ofc ofe off ofo ofr okb okc oke okk oko okr oo- oob ooc oof ook ooo oor or- orb orc ore orf ork oro orr ory oye oyo rbb rbc rbe rbf rbk rbo rbr rcb rcc rce rcf rco rcr re- reb rec ree ref rek reo rer rey rfb rfc rfe rff rfk rfo rfr rkb rkc rke rkf rkk rko rky rob roc roe rof rok roo ror roy rrb rrc rrf rrk rrr ry- ryc rye ryf ryk ryo ryr ryy ybc ybe ybf ybr yby ycc yce ycf yco ycy yeb yec yee yef yek yeo yer yey yfc yfe yff yfr ykk yob yoc yoe yof yok yoo yor yoy yrc yre yrf yro yyb yyc yye yyf yyy

bbbb bbeb bbfc bboy bbrc bbyo bcbc bccc bcec bcer bcfc bcof bcor bebb bebe bebo beby beck beeb beef beek beer beey befe beff befo beke beko beo- beof beok beor berc bere berk bero berr bery beye beyk bkcy bkry bobb bobe bobo boby boce bock boco boec boee boef boeo boer boey bofe boff boke boko boob booc booe boof book boor bor- bore borf bork boro borr bory boye boyf boyo brcb brce breb brec bree bref brek breo brer brey brfc brkb brob broc broe brok broo bror brrr bry- brye bryk bryo byce byck byer byke byob byoc byre byrk c-bo cbbc cbcc cbce cbcr cbec cbee cbef cber cbfb cbfc cbko cbkr cbre cbry ccbc cccb cccc cccf ccee ccfc ccff ccob ccoc ccrc ccre ccrf cec- cece ceco ceeb ceec cef- cefc ceke ceor cer- cerc cere cerf cero cery cfbc cfbr cfcb cfcf cfco cfcy cffb cffr cfor cfrb cfre cfry cfyk ckbc ckbe ckck ckco ckcy cker ckey ckfr ckob ckoc ckoo ckor ckoy ckrc ckry cobb cobe cobo coby coce cock coco cofc cofe coff cok- coke coko coky coob coof cook cor- corb corc core corf cork coro corr cory coyf coyo coyr crbc crcc crce crcr cre- creb crec cree creo crfc crkc crob croc croe crok croo cror croy cry- cryb cryo cybb cybc cybo cyc- cycb cycc cyfe cyke cyre cyrk cyy- cyyc ebbc ebbo ebbr ebby ebcc eber ebfc eboe eboo ebor eboy ebro ecbc ecbe eccb eccc ecce ecco ecef ecfc ecfr ecko ecky eco- ecrc ecrf ecrr eeby eeee eefe eeke eeoc eerc eero eery efbr efco efeo effy efke efor ekco ekeb ekek eker ekfc eore erbb erbe ercc erce ereb erec erer erfc erke erob eroc eroe eroo errc erre erro eryc erye eyck eyeb eyec eyer eyey eyke eyre eyry eyyr f--k fccf febo fece feck feeb feek feer fefc fefe feff fefo feke feko feof ferb ferc fere ferk fero ferr fery feyr ffcc ffee ffff ffrr foce fock foco foer fofo foke foof fook for- forb fore fork foro forr frbc frcc free freo frey frfc frob froe frye fyce fyeo fyfe fyke fyre fyrk fyry kbbb kbbc kbbe kbbf kbbk kbbo kbbr kbcb kbce kbck kbco kbcr kbcy kbeb kbec kbee kbef kbek kbeo kber kbey kbfb kbfc kbff kbfk kbfo kbfr kbkb kbkf kbkk kbko kbkr kbky kbob kboc kboe kbok kboo kbrb kbrc kbre kbrf kbrk kbro kbry kbyb kbyo kbyr kcbc kcbf kcbk kcbr kccb kccc kcck kccr kccy kceb kcec kcee kceo kcey kcfb kcfc kcfo kcfy kckc kckf kckk kcko kckr kcky kcob kcoe kcof kcor kcrc kcro kcrr kcry kcye kcyk kcyy kebb kebc kebe kebr keck keco kecr keef keek keer kefb kefc keff kefr kekb kekc keke keko keok ker- kerb kerc kere kerf kerk kero kerr keyb keye keyf keyy kfbc kfbk kfcf kfco kfcr kfcy kfeb kfer kffb kfff kffk kfkb kfok kfoo kfor kfoy kfrc kfre kfro kfrr kfry kfyo kfyr kkbb kkbe kkbo kkbr kkcb kkck kkco kkcr kkcy kkfr kkkk kkob kkoo kkor kkoy kkrb kkrc kkre kkrf kkrk kkro kkrr kkyc kkyy kobb kobc kobe kobk kobo kobr koby kocb kocf kock kofc kofe koff kofk kofo kofy kokb kokc koke kokf kokk koko kokr koky koob kooc kook kooo koor korb korc kore korf kork