-al a-a a-b aaa aab aae aal aam aap ab- aba abb abe abl abm abp aea aeb aee ael aem aep al- ala alb ale all alm alp ama amb ame aml amm amp ap- apa apb ape apl apm app b-p baa bab bae bal bam bap bba bbb bbe bbl bbm bbp be- bea beb bee bel bem bep bla blb ble bll blm blp bma bmb bme bml bmm bmp bpa bpb bpe bpl bpm bpp eaa eab eae eal eam eap eba ebb ebe ebl ebm ebp eea eeb eee eel eem eep ela elb ele ell elm elp em- ema emb eme eml emm emp ep- epa epb epe epl epm epp l-p la- laa lab lae lal lam lap lba lbb lbe lbl lbm lbp lea leb lee lel lem lep lla llb lle lll llm llp lma lmb lme lml lmm lmp lpa lpb lpe lpl lpm lpp maa mab mae mal mam map mba mbb mbe mbl mbm mbp mea meb mee mel mem mep mla mlb mle mll mlm mlp mma mmb mme mml mmm mmp mpa mpb mpe mpl mpm mpp p-p paa pab pae pal pam pap pba pbb pbe pbl pbm pbp pea peb pee pel pem pep pla plb ple pll plm plp pma pmb pme pml pmm pmp ppa ppb ppe ppl ppm ppp