-er -ey b-u bbb bbc bbe bbk bbn bbr bbu bby bcb bcc bce bcj bck bcn bcr bcu bcy be- beb bec bee bek ben ber beu bey bjc bjj bjk bjn bjr bju bkb bkc bke bkk bkn bkr bnb bnc bne bnj bnk bnn bnr bnu brb bre brj brk brn brr bru bry bub buc bue buj buk bun bur buu buy by- byc bye byj byk byn byr byu c-- c-j cbb cbc cbe cbj cbk cbn cbr cbu cby ccb ccc cce ccj cck ccn ccr ccu ce- ceb cec cee cej cek cen cer ceu cey cjb cjc cjk cjr ckb ckc cky cn- cnb cnc cne cnj cnn cnr cnu cny crb crc cre crj crk crn crr cru cry cub cuc cue cuk cun cur cuu cuy cyb cyc cye cyk cyn cyr ebb ebc ebe ebj ebk ebn ebr ebu eby ec- ecb ecc ece ecj eck ecn ecr ecu eeb eec eee eek een eer eey ejc eju ekb ekc eke ekr eku eky en- enb enc ene enk enn enr enu eny erb erc ere erk ern err eru ery eu- eub euc eue euj eun eur eyc eye eyn eyr jbc jbj jbk jbr jbu jcb jcc jce jck jcr jcu jeb jec jee jej jek jen jer jeu jey jjb jjc jjj jjk jjr jju jjy jkb jkk jkn jkr jku jnc jne jnj jnn jnr jnu jrb jrc jrk jrn jrr jub jue juk jun jur juy jyj jyr kbb kbc kbe kbk kbn kbr kbu kcb kcc kce kck kcn kcr kcu ke- keb kec kee kek ken ker key kjb kjc kje kjr kju kkb kkc kke kkk kkn kkr kku kky kn- knc kne knk knn knr knu krc krk krn krr kru kry kub kuc kue kuj kuk kun kur kuu kuy kyc kye kyn kyr kyu nbb nbc nbe nbk nbn nbr nbu ncb ncc nce nck ncn ncr ncu ne- neb nec nee nej nek nen ner neu ney njc nje njk njn nju nkc nke nkj nkk nkn nkr nku nky nnb nnc nne nnk nnn nnu nrb nrc nre nrj nrk nrn nrr nru nry nub nuc nue nuj nuk nun nur nuu nuy nyc nye nyk nyn nyu nyy rbb rbc rbe rbk rbn rbr rbu rcb rcc rce rcj rcn rcr rcu re- reb rec ree rek ren rer reu rey rjc rjk rjr rkb rkc rke rkk rku rky rnb rnc rnn rnr rnu rny rrb rrc rrk rrn rrr rru rub ruc rue ruk run rur ruu ruy ry- ryc rye ryk ryn ryr ryu ryy ubb ubc ube ubk ubn ubr ubu uby ucb ucc uce ucj uck ucn ucr ucu ueb uec uee uen uer uey ujc ukb ukc uke ukk ukn ukr uku un- unb unc une unk unn unr unu uny ur- urb urc ure urk urn urr uru ury uuc uue uun uur uuu uyc uyu ybc ybe ybr yby ycc yce ycu ycy yeb yec yee yek yen yer yey ykk ykn yne ynk ynn ynu yny yrc yre yrn yru yue yuj yuk yun yur yuu yuy yyb yyc yye yyu yyy