b-p bbb bbd bbe bbm bbn bbo bbp bdb bdd bde bdm bdo bdp be- beb bed bee bem ben beo bep bmb bmd bme bmm bmn bmo bmp bnb bnd bne bnn bno bnp bob bod boe bom bon boo bop bpb bpd bpe bpm bpn bpo bpp dbb dbd dbe dbm dbn dbo dbp ddb ddd dde ddm ddn ddo ddp de- deb ded dee dem den deo dep dmb dmd dme dmm dmn dmo dmp dnb dnd dne dnm dnn dno dnp dob dod doe dom don doo dop dpb dpd dpe dpm dpn dpo dpp ebb ebd ebe ebm ebn ebo ebp ed- edb edd ede edm edn edo edp eeb eed eee eem een eeo eep em- emb emd eme emm emn emo emp en- enb end ene enm enn eno enp eo- eob eod eoe eom eon eoo eop ep- epb epd epe epm epn epo epp m-o mbb mbd mbe mbm mbo mbp mdb mdd mde mdm mdn mdo mdp meb med mee mem men meo mep mmb mmd mme mmm mmn mmo mmp mnb mne mnm mnn mno mnp mob mod moe mom mon moo mop mpb mpd mpe mpm mpn mpo mpp nbb nbd nbe nbm nbn nbo nbp ndb ndd nde ndm ndn ndo ndp ne- neb ned nee nem nen neo nep nmb nmd nme nmm nmn nmo nmp nnb nne nnm nnn nno nnp no- nob nod noe nom non noo nop npb npd npe npm npn npo npp ob- obb obd obe obm obn obo obp odb odd ode odm odn odo odp oeb oed oee oem oen oeo oep om- omb omd ome omm omn omo omp on- onb ond one onn ono onp oo- oob ood oom oon ooo oop op- opb opd ope opm opn opo opp p-p pbb pbd pbe pbm pbn pbo pbp pdb pdd pde pdm pdn pdo pdp peb ped pee pem pen peo pep pmb pmd pme pmm pmn pmo pmp pn- pnb pnd pne pnm pnn pno pnp pob pod poe pom pon poo pop ppb ppd ppe ppm ppn ppo ppp