-er -ey -up b-p b-u bbb bbc bbe bbk bbn bbp bbr bbu bby bcb bcc bce bck bcn bcp bcr bcu bcy be- beb bec bee bek ben bep ber beu bey bkb bkc bke bkk bkn bkp bkr bnb bnc bne bnk bnn bnp bnr bnu bpb bpc bpe bpn bpp bpr bpu bpy brb bre brk brn brp brr bru bry bub buc bue buk bun bup bur buu buy by- byc bye byk byn byp byr byu c-- cbb cbc cbe cbk cbn cbp cbr cbu cby ccb ccc cce cck ccn ccp ccr ccu ce- ceb cec cee cek cen cep cer ceu cey ckb ckc cky cn- cnb cnc cne cnn cnp cnr cnu cny cpb cpc cpe cpk cpn cpp cpr cpu crb crc cre crk crn crp crr cru cry cub cuc cue cuk cun cup cur cuu cuy cyb cyc cye cyk cyn cyp cyr ebb ebc ebe ebk ebn ebp ebr ebu eby ec- ecb ecc ece eck ecn ecr ecu eeb eec eee eek een eep eer eey ekb ekc eke ekp ekr eku eky en- enb enc ene enk enn enp enr enu eny ep- epb epc epe epn epp epr epu erb erc ere erk ern erp err eru ery eu- eub euc eue eun eup eur eyc eye eyn eyp eyr kbb kbc kbe kbk kbn kbp kbr kbu kcb kcc kce kck kcn kcp kcr kcu ke- keb kec kee kek ken kep ker key kkb kkc kke kkk kkn kkp kkr kku kky kn- knc kne knk knn knp knr knu kpc kpe kpk kpn kpp kpr kpu krc krk krn krp krr kru kry kub kuc kue kuk kun kup kur kuu kuy kyc kye kyn kyp kyr kyu nbb nbc nbe nbk nbn nbp nbr nbu ncb ncc nce nck ncn ncp ncr ncu ne- neb nec nee nek nen nep ner neu ney nkc nke nkk nkn nkp nkr nku nky nnb nnc nne nnk nnn nnp nnu npb npc npe npn npp npr npu nrb nrc nre nrk nrn nrp nrr nru nry nub nuc nue nuk nun nup nur nuu nuy nyc nye nyk nyn nyp nyu nyy p-p pbb pbc pbe pbk pbn pbp pbr pbu pby pcb pcc pce pck pcn pcp pcr pcu peb pec pee pek pen pep per peu pey pkb pkc pke pkn pkp pkr pku pky pn- pnb pnc pne pnk pnn pnp pnr pnu pny ppb ppc ppe ppk ppn ppp ppr ppu prb prc pre prk prn prp prr pru pry pub puc pue puk pun pup pur puu puy py- pyb pyc pye pyk pyn pyr pyu rbb rbc rbe rbk rbn rbp rbr rbu rcb rcc rce rcn rcp rcr rcu re- reb rec ree rek ren rep rer reu rey rkb rkc rke rkk rkp rku rky rnb rnc rnn rnp rnr rnu rny rpb rpc rpe rpk rpn rpp rpr rpu rrb rrc rrk rrn rrp rrr rru rub ruc rue ruk run rup rur ruu ruy ry- ryc rye ryk ryn ryr ryu ryy ubb ubc ube ubk ubn ubp ubr ubu uby ucb ucc uce uck ucn ucp ucr ucu ueb uec uee uen uep uer uey ukb ukc uke ukk ukn ukp ukr uku un- unb unc une unk unn unp unr unu uny up- upb upc upe upk upn upp upr upu ur- urb urc ure urk urn urp urr uru ury uuc uue uun uur uuu uyc uyu ybc ybe ybp ybr yby ycc yce ycp ycu ycy yeb yec yee yek yen yep yer yey ykk ykn yne ynk ynn ynp ynu yny ypu yrc yre yrn yrp yru yue yuk yun yup yur yuu yuy yyb yyc yye yyu yyy