b-p bbb bbe bbi bbm bbn bbo bbp be- beb bee bei bem ben beo bep bi- bib bie bii bim bin bio bip bmb bme bmi bmm bmn bmo bmp bnb bne bni bnn bno bnp bob boe boi bom bon boo bop bpb bpe bpi bpm bpn bpo bpp ebb ebe ebi ebm ebn ebo ebp eeb eee eem een eeo eep eib eie eii eim ein eio eip em- emb eme emi emm emn emo emp en- enb ene eni enm enn eno enp eo- eob eoe eoi eom eon eoo eop ep- epb epe epi epm epn epo epp ibb ibe ibi ibm ibn ibo ibp ie- iee iei iem ien iep iib iie iii iim iin iio iip im- imb ime imi imm imn imo imp in- inb ine ini inm inn ino inp io- iob ioe ioi iom ion ioo iop ipb ipe ipi ipm ipn ipo ipp m-o mbb mbe mbi mbm mbo mbp meb mee mei mem men meo mep mi- mib mie mii mim min mio mip mmb mme mmi mmm mmn mmo mmp mnb mne mni mnm mnn mno mnp mob moe moi mom mon moo mop mpb mpe mpi mpm mpn mpo mpp n-i nbb nbe nbi nbm nbn nbo nbp ne- neb nee nei nem nen neo nep nib nie nii nim nin nio nip nmb nme nmi nmm nmn nmo nmp nnb nne nni nnm nnn nno nnp no- nob noe noi nom non noo nop npb npe npi npm npn npo npp o-i ob- obb obe obi obm obn obo obp oeb oee oei oem oen oeo oep oib oie oii oim oin oio oip om- omb ome omi omm omn omo omp on- onb one oni onn ono onp oo- oob ooi oom oon ooo oop op- opb ope opi opm opn opo opp p-p pbb pbe pbi pbm pbn pbo pbp peb pee pei pem pen peo pep pib pie pii pim pin pio pip pmb pme pmi pmm pmn pmo pmp pn- pnb pne pni pnm pnn pno pnp pob poe poi pom pon poo pop ppb ppe ppi ppm ppn ppo ppp