-al a-a a-b a-i aaa aab aae aaf aai aal aam aap ab- aba abb abe abf abi abl abm abp aea aeb aee aef aei ael aem aep af- afa afb afe aff afi afl afm afp ai- aia aib aie aif aii ail aim aip al- ala alb ale alf ali all alm alp ama amb ame amf ami aml amm amp ap- apa apb ape apf api apl apm app b-p baa bab bae baf bai bal bam bap bba bbb bbe bbf bbi bbl bbm bbp be- bea beb bee bef bei bel bem bep bfa bfb bfe bff bfi bfl bfm bfp bi- bia bib bie bif bii bil bim bip bla blb ble blf bli bll blm blp bma bmb bme bmf bmi bml bmm bmp bpa bpb bpe bpf bpi bpl bpm bpp eaa eab eae eaf eai eal eam eap eba ebb ebe ebf ebi ebl ebm ebp eea eeb eee eef eel eem eep ef- efa efb efe eff efi efl efm efp eia eib eie eif eii eil eim eip ela elb ele elf eli ell elm elp em- ema emb eme emf emi eml emm emp ep- epa epb epe epf epi epl epm epp faa fab fae faf fai fal fam fap fba fbb fbe fbf fbi fbl fbm fbp fea feb fee fef fei fel fem fep ffa ffe fff ffi ffl ffm ffp fia fib fie fif fii fil fim fip fla flb fle flf fli fll flm flp fma fmb fme fmf fmi fml fmm fmp fpa fpb fpe fpi fpl fpm fpp i-f ia- iaa iab iae iaf iai ial iam iap iba ibb ibe ibf ibi ibl ibm ibp ie- iea iee ief iei iel iem iep ifa ifb ife iff ifi ifl ifm ifp iia iib iie iif iii iil iim iip il- ila ilb ile ilf ili ill ilm ilp im- ima imb ime imf imi iml imm imp ipa ipb ipe ipf ipi ipl ipm ipp l-p la- laa lab lae laf lai lal lam lap lba lbb lbe lbf lbi lbl lbm lbp lea leb lee lef lei lel lem lep lfa lfb lfe lff lfi lfl lfm lfp lia lib lie lif lii lil lim lip lla llb lle llf lli lll llm llp lma lmb lme lmf lmi lml lmm lmp lpa lpb lpe lpf lpi lpl lpm lpp m-f maa mab mae maf mai mal mam map mba mbb mbe mbf mbi mbl mbm mbp mea meb mee mef mei mel mem mep mfa mfb mfe mff mfi mfl mfm mfp mi- mia mib mie mif mii mil mim mip mla mlb mle mlf mli mll mlm mlp mma mmb mme mmf mmi mml mmm mmp mpa mpb mpe mpf mpi mpl mpm mpp p-p paa pab pae paf pai pal pam pap pba pbb pbe pbf pbi pbl pbm pbp pea peb pee pef pei pel pem pep pfa pfb pfe pff pfi pfl pfm pfp pia pib pie pif pii pil pim pip pla plb ple plf pli pll plm plp pma pmb pme pmf pmi pml pmm pmp ppa ppb ppe ppf ppi ppl ppm ppp