-al -ol a-a a-c aaa aac aae aag aal aan aao aas ac- aca acc ace acg acl acn aco acs aea aec aee aeg ael aen aeo aes ag- aga agc age agg agl agn ago ags al- ala alc ale alg all aln alo als an- ana anc ane ang anl ann ano ans aoa aoc aoe aog aol aon aoo aos as- asa asc ase asg asl asn aso ass c-- caa cac cae cag cal can cao cas cca ccc cce ccg ccl ccn cco ccs ce- cea cec cee ceg cel cen ceo ces cga cgc cge cgg cgl cgn cgo cgs cl- cla clc cle clg cll cln clo cls cn- cna cnc cne cng cnl cnn cno cns co- coa coc coe cog col con coo cos csa csc cse csg csl csn cso css eaa eac eae eag eal ean eao eas ec- eca ecc ece ecg ecl ecn eco ecs eea eec eee eeg eel een eeo ees ega egc ege egg egl egn ego egs ela elc ele elg ell eln elo els en- ena enc ene eng enl enn eno ens eo- eoa eoc eoe eog eol eon eoo eos es- esa esc ese esg esl esn eso ess gaa gac gae gag gal gan gao gas gca gcc gce gcg gcl gcn gco gcs ge- gea gec gee geg gel gen geo ges gga ggc ggg ggn ggo ggs gla glc gle glg gll gln glo gls gna gnc gne gnl gnn gno gns goa goc goe gog gol gon goo gos gsa gsc gse gsg gsl gsn gso gss la- laa lac lae lag lal lan lao las lca lcc lce lcg lcl lcn lco lcs lea lec lee leg lel len leo les lga lgc lge lgg lgl lgn lgo lgs lla llc lle llg lll lln llo lls lna lnc lne lng lnl lnn lno lns loa loc loe log lol lon loo los lsa lsc lse lsg lsl lsn lso lss naa nac nae nag nal nan nao nas nca ncc nce ncg ncl ncn nco ncs ne- nea nec nee neg nel nen neo nes nga ngc nge ngg ngl ngn ngo ngs nla nlc nle nlg nll nln nlo nls nna nnc nne nng nnl nnn nno nns no- noa noc noe nog nol non noo nos nsa nsc nse nsg nsl nsn nso nss oaa oac oae oag oal oan oao oas oc- oca occ ocg ocl ocn oco ocs oea oec oee oeg oel oen oeo oes oga ogc oge ogg ogl ogn ogo ogs ola olc ole olg oll oln olo ols on- ona onc one ong onl onn ono ons oo- ooa ooc oog ool oon ooo oos os- osa osc ose osg osl osn oso oss saa sac sae sag sal san sao sas sca scc sce scg scl scn sco scs se- sea sec see seg sel sen seo ses sga sgc sge sgg sgl sgn sgo sgs sla slc sle slg sll sln slo sls sna snc sne sng snl snn sno sns soa soc soe sog sol son soo sos ss- ssa ssc sse ssg ssl ssn sso sss