-al a-a a-c aaa aac aae aag aah aal aan aas ac- aca acc ace acg ach acl acn acs aea aec aee aeg aeh ael aen aes ag- aga agc age agg agh agl agn ags aha ahc ahe ahg ahh ahl ahn ahs al- ala alc ale alg alh all aln als an- ana anc ane ang anh anl ann ans as- asa asc ase asg ash asl asn ass c-- caa cac cae cag cah cal can cas cca ccc cce ccg cch ccl ccn ccs ce- cea cec cee ceg ceh cel cen ces cga cgc cge cgg cgh cgl cgn cgs ch- cha chc che chg chh chl chn chs cl- cla clc cle clg clh cll cln cls cn- cna cnc cne cng cnh cnl cnn cns csa csc cse csg csh csl csn css eaa eac eae eag eah eal ean eas ec- eca ecc ece ecg ech ecl ecn ecs eea eec eee eeg eel een ees ega egc ege egg egh egl egn egs eha ehc ehe ehg ehh ehl ehn ehs ela elc ele elg elh ell eln els en- ena enc ene eng enh enl enn ens es- esa esc ese esg esh esl esn ess gaa gac gae gag gah gal gan gas gca gcc gce gcg gch gcl gcn gcs ge- gea gec gee geg geh gel gen ges gga ggc ggg ggh ggn ggs gha ghc ghe ghg ghh ghl ghn ghs gla glc gle glg glh gll gln gls gna gnc gne gnl gnn gns gsa gsc gse gsg gsl gsn gss haa hac hae hag hah hal han has hca hcc hce hcg hch hcl hcn hcs he- hea hec hee heg heh hel hen hes hga hgc hge hgg hgh hgl hgn hgs hha hhc hhe hhg hhh hhl hhn hhs hla hlc hle hlg hlh hll hln hls hna hnc hne hng hnh hnl hnn hns hsa hsc hse hsg hsh hsl hsn hss la- laa lac lae lag lah lal lan las lca lcc lce lcg lch lcl lcn lcs lea lec lee leg leh lel len les lga lgc lge lgg lgh lgl lgn lgs lha lhc lhh lhs lla llc lle llg lll lln lls lna lnc lne lng lnh lnl lnn lns lsa lsc lse lsg lsh lsl lsn lss naa nac nae nag nah nal nan nas nca ncc nce ncg nch ncl ncn ncs ne- nea nec nee neg neh nel nen nes nga ngc nge ngg ngh ngl ngn ngs nha nhc nhe nhg nhh nhl nhn nhs nla nlc nle nlg nlh nll nln nls nna nnc nne nng nnh nnl nnn nns nsa nsc nse nsg nsh nsl nsn nss saa sac sae sag sah sal san sas sca scc sce scg sch scl scn scs se- sea sec see seg seh sel sen ses sga sgc sge sgg sgh sgl sgn sgs sh- sha shc she shg shh shl shn shs sla slc sle slg slh sll sln sls sna snc sne sng snl snn sns ss- ssa ssc sse ssg ssh ssl ssn sss