a-a aaa aae aaf aam aan aao aap aea aee aef aem aen aeo aep af- afa afe aff afm afn afo afp ama ame amf amm amn amo amp an- ana ane anf anm ann ano anp aoa aoe aof aom aon aoo aop ap- apa ape apf apm apn apo app eaa eae eaf eam ean eao eap eea eee eef eem een eeo eep ef- efa efe eff efm efo efp em- ema eme emf emm emn emo emp en- ena ene enf enm enn eno enp eo- eoa eoe eof eom eon eoo eop ep- epa epe epf epm epn epo epp faa fae faf fam fan fao fap fea fee fef fem fen feo fep ffa ffe fff ffm ffn ffo ffp fma fme fmf fmm fmn fmo fmp fna fne fnf fnm fnn fnp foa foe fof fom fon foo fop fpa fpe fpm fpn fpo fpp m-f m-o maa mae maf mam man mao map mea mee mef mem men meo mep mfa mfe mff mfm mfn mfo mfp mma mme mmf mmm mmn mmo mmp mna mne mnf mnm mnn mno mnp moa moe mof mom mon moo mop mpa mpe mpf mpm mpn mpo mpp naa nae naf nam nan nao nap ne- nea nee nef nem nen neo nep nfa nfe nff nfn nfo nfp nma nme nmm nmn nmo nmp nna nne nnf nnm nnn nno nnp no- noa noe nof nom non noo nop npa npe npf npm npn npo npp oaa oae oaf oam oan oao oap oea oee oef oem oen oeo oep of- ofa ofe off ofm ofn ofo ofp om- oma ome omf omm omn omo omp on- ona one onf onn ono onp oo- ooa oof oom oon ooo oop op- opa ope opf opm opn opo opp p-p paa pae paf pam pan pao pap pea pee pef pem pen peo pep pfa pfe pff pfm pfn pfo pfp pma pme pmf pmm pmn pmo pmp pn- pna pne pnf pnm pnn pno pnp poa poe pof pom pon poo pop ppa ppe ppf ppm ppn ppo ppp