-al a-a a-c aaa aac aae aag aah aal aam aan ac- aca acc ace acg ach acl acm acn aea aec aee aeg aeh ael aem aen ag- aga agc age agg agh agl agm agn aha ahc ahe ahg ahh ahl ahm ahn al- ala alc ale alg alh all alm aln ama amc ame amg amh aml amm amn an- ana anc ane ang anh anl anm ann c-- caa cac cae cag cah cal cam can cca ccc cce ccg cch ccl ccm ccn ce- cea cec cee ceg ceh cel cem cen cga cgc cge cgg cgh cgl cgm cgn ch- cha chc che chg chh chl chm chn cl- cla clc cle clg clh cll clm cln cma cmc cme cmg cmh cml cmm cmn cn- cna cnc cne cng cnh cnl cnm cnn eaa eac eae eag eah eal eam ean ec- eca ecc ece ecg ech ecl ecm ecn eea eec eee eeg eel eem een ega egc ege egg egh egl egm egn eha ehc ehe ehg ehh ehl ehm ehn ela elc ele elg elh ell elm eln em- ema emc eme emg emh eml emm emn en- ena enc ene eng enh enl enm enn gaa gac gae gag gah gal gam gan gca gcc gce gcg gch gcl gcm gcn ge- gea gec gee geg geh gel gem gen gga ggc ggg ggh ggm ggn gha ghc ghe ghg ghh ghl ghn gla glc gle glg glh gll glm gln gma gmc gme gmg gmh gml gmm gmn gna gnc gne gnl gnm gnn haa hac hae hag hah hal ham han hca hcc hce hcg hch hcl hcm hcn he- hea hec hee heg heh hel hem hen hga hgc hge hgg hgh hgl hgm hgn hha hhc hhe hhg hhh hhl hhm hhn hla hlc hle hlg hlh hll hlm hln hma hmc hme hmg hmh hml hmm hna hnc hne hng hnh hnl hnn la- laa lac lae lag lah lal lam lan lca lcc lce lcg lch lcl lcm lcn lea lec lee leg leh lel lem len lga lgc lge lgg lgh lgl lgm lgn lha lhc lhh lla llc lle llg lll llm lln lma lmc lme lmg lmh lml lmm lmn lna lnc lne lng lnh lnl lnm lnn maa mac mae mag mah mal mam man mc- mca mcc mce mcg mch mcl mcm mcn mea mec mee meg meh mel mem men mga mgc mge mgh mgl mgm mgn mha mhc mhg mhh mhl mhm mhn mla mlc mle mlg mlh mll mlm mln mma mmc mme mmg mmh mml mmm mmn mna mnc mne mng mnl mnm mnn naa nac nae nag nah nal nam nan nca ncc nce ncg nch ncl ncm ncn ne- nea nec nee neg neh nel nem nen nga ngc nge ngg ngh ngl ngm ngn nha nhc nhe nhg nhh nhl nhm nhn nla nlc nle nlg nlh nll nlm nln nma nmc nme nmg nmh nml nmm nmn nna nnc nne nng nnh nnl nnm nnn