-ey b-p bbb bbc bbe bbm bbn bbo bbp bby bcb bcc bce bcm bcn bco bcp bcy be- beb bec bee bem ben beo bep bey bmb bmc bme bmm bmn bmo bmp bnb bnc bne bnn bno bnp bob boc boe bom bon boo bop boy bpb bpc bpe bpm bpn bpo bpp bpy by- byc bye bym byn byo byp c-- cbb cbc cbe cbm cbn cbo cbp cby ccb ccc cce ccm ccn cco ccp ce- ceb cec cee cem cen ceo cep cey cmb cmc cme cmm cmn cmo cmp cmy cn- cnb cnc cne cnm cnn cno cnp cny co- cob coc coe com con coo cop coy cpb cpc cpe cpm cpn cpo cpp cyb cyc cye cym cyn cyo cyp ebb ebc ebe ebm ebn ebo ebp eby ec- ecb ecc ece ecm ecn eco eeb eec eee eem een eeo eep eey em- emb emc eme emm emn emo emp en- enb enc ene enm enn eno enp eny eo- eob eoc eoe eom eon eoo eop ep- epb epc epe epm epn epo epp eyc eye eym eyn eyo eyp m-o mbb mbc mbe mbm mbo mbp mc- mcb mcc mce mcm mcn mco mcp meb mec mee mem men meo mep mey mmb mmc mme mmm mmn mmo mmp mnb mnc mne mnm mnn mno mnp mob moc moe mom mon moo mop moy mpb mpc mpe mpm mpn mpo mpp my- myb myc mye mym myn myo nbb nbc nbe nbm nbn nbo nbp ncb ncc nce ncm ncn nco ncp ne- neb nec nee nem nen neo nep ney nmb nmc nme nmm nmn nmo nmp nnb nnc nne nnm nnn nno nnp no- nob noc noe nom non noo nop noy npb npc npe npm npn npo npp nyc nye nym nyn nyo nyp nyy ob- obb obc obe obm obn obo obp oby oc- ocb occ ocm ocn oco ocp oeb oec oee oem oen oeo oep oey om- omb omc ome omm omn omo omp omy on- onb onc one onn ono onp ony oo- oob ooc oom oon ooo oop op- opb opc ope opm opn opo opp opy oye oyo p-p pbb pbc pbe pbm pbn pbo pbp pby pcb pcc pce pcm pcn pco pcp peb pec pee pem pen peo pep pey pmb pmc pme pmm pmn pmo pmp pn- pnb pnc pne pnm pnn pno pnp pny pob poc poe pom pon poo pop poy ppb ppc ppe ppm ppn ppo ppp py- pyb pyc pye pym pyn pyo ybc ybe ybm ybp yby ycc yce yco ycp ycy yeb yec yee yem yen yeo yep yey ymc yme ymm ymo yne ynn ynp yny yob yoc yoe yom yon yoo yop yoy ypo yyb yyc yye yyy