-al a-a a-b a-c aaa aab aac aae aah aal aam aap ab- aba abb abc abe abh abl abm abp ac- aca acb acc ace ach acl acm acp aea aeb aec aee aeh ael aem aep aha ahb ahc ahe ahh ahl ahm ahp al- ala alb alc ale alh all alm alp ama amb amc ame amh aml amm amp ap- apa apb apc ape aph apl apm app b-p baa bab bac bae bah bal bam bap bba bbb bbc bbe bbh bbl bbm bbp bca bcb bcc bce bch bcl bcm bcp be- bea beb bec bee beh bel bem bep bha bhb bhc bhe bhh bhl bhm bhp bla blb blc ble blh bll blm blp bma bmb bmc bme bmh bml bmm bmp bpa bpb bpc bpe bph bpl bpm bpp c-- caa cab cac cae cah cal cam cap cba cbb cbc cbe cbh cbl cbm cbp cca ccb ccc cce cch ccl ccm ccp ce- cea ceb cec cee ceh cel cem cep ch- cha chb chc che chh chl chm chp cl- cla clb clc cle clh cll clm clp cma cmb cmc cme cmh cml cmm cmp cpa cpb cpc cpe cph cpl cpm cpp eaa eab eac eae eah eal eam eap eba ebb ebc ebe ebh ebl ebm ebp ec- eca ecb ecc ece ech ecl ecm eea eeb eec eee eel eem eep eha ehb ehc ehe ehh ehl ehm ehp ela elb elc ele elh ell elm elp em- ema emb emc eme emh eml emm emp ep- epa epb epc epe eph epl epm epp haa hab hac hae hah hal ham hap hba hbb hbc hbe hbh hbl hbm hbp hca hcb hcc hce hch hcl hcm hcp he- hea heb hec hee heh hel hem hep hha hhb hhc hhe hhh hhl hhm hhp hla hlb hlc hle hlh hll hlm hlp hma hmb hmc hme hmh hml hmm hmp hpa hpb hpc hpe hph hpl hpm hpp l-p la- laa lab lac lae lah lal lam lap lba lbb lbc lbe lbh lbl lbm lbp lca lcb lcc lce lch lcl lcm lcp lea leb lec lee leh lel lem lep lha lhb lhc lhh lhp lla llb llc lle lll llm llp lma lmb lmc lme lmh lml lmm lmp lpa lpb lpc lpe lph lpl lpm lpp maa mab mac mae mah mal mam map mba mbb mbc mbe mbh mbl mbm mbp mc- mca mcb mcc mce mch mcl mcm mcp mea meb mec mee meh mel mem mep mha mhc mhh mhl mhm mhp mla mlb mlc mle mlh mll mlm mlp mma mmb mmc mme mmh mml mmm mmp mpa mpb mpc mpe mph mpl mpm mpp p-p paa pab pac pae pah pal pam pap pba pbb pbc pbe pbl pbm pbp pca pcb pcc pce pch pcl pcm pcp pea peb pec pee peh pel pem pep pha phb phc phe phl phm php pla plb plc ple plh pll plm plp pma pmb pmc pme pmh pml pmm pmp ppa ppb ppc ppe pph ppl ppm ppp