-al -ol a-a a-b aaa aab aae aal aam aao aap ab- aba abb abe abl abm abo abp aea aeb aee ael aem aeo aep al- ala alb ale all alm alo alp ama amb ame aml amm amo amp aoa aob aoe aol aom aoo aop ap- apa apb ape apl apm apo app b-p baa bab bae bal bam bao bap bba bbb bbe bbl bbm bbo bbp be- bea beb bee bel bem beo bep bla blb ble bll blm blo blp bma bmb bme bml bmm bmo bmp boa bob boe bol bom boo bop bpa bpb bpe bpl bpm bpo bpp eaa eab eae eal eam eao eap eba ebb ebe ebl ebm ebo ebp eea eeb eee eel eem eeo eep ela elb ele ell elm elo elp em- ema emb eme eml emm emo emp eo- eoa eob eoe eol eom eoo eop ep- epa epb epe epl epm epo epp l-p la- laa lab lae lal lam lao lap lba lbb lbe lbl lbm lbo lbp lea leb lee lel lem leo lep lla llb lle lll llm llo llp lma lmb lme lml lmm lmo lmp loa lob loe lol lom loo lop lpa lpb lpe lpl lpm lpo lpp m-o maa mab mae mal mam mao map mba mbb mbe mbl mbm mbo mbp mea meb mee mel mem meo mep mla mlb mle mll mlm mlo mlp mma mmb mme mml mmm mmo mmp moa mob moe mol mom moo mop mpa mpb mpe mpl mpm mpo mpp oaa oab oae oal oam oao oap ob- oba obb obe obl obm obo obp oea oeb oee oel oem oeo oep ola olb ole oll olm olo olp om- oma omb ome oml omm omo omp oo- ooa oob ool oom ooo oop op- opa opb ope opl opm opo opp p-p paa pab pae pal pam pao pap pba pbb pbe pbl pbm pbo pbp pea peb pee pel pem peo pep pla plb ple pll plm plo plp pma pmb pme pml pmm pmo pmp poa pob poe pol pom poo pop ppa ppb ppe ppl ppm ppo ppp