-al -ol a-a a-c aaa aac aad aae aag aal aao aas ac- aca acc acd ace acg acl aco acs ad- ada adc add ade adg adl ado ads aea aec aed aee aeg ael aeo aes ag- aga agc agd age agg agl ago ags al- ala alc ald ale alg all alo als aoa aoc aod aoe aog aol aoo aos as- asa asc asd ase asg asl aso ass c-- caa cac cad cae cag cal cao cas cca ccc ccd cce ccg ccl cco ccs cda cdc cdd cde cdg cdl cdo cds ce- cea cec ced cee ceg cel ceo ces cga cgc cgd cge cgg cgl cgo cgs cl- cla clc cld cle clg cll clo cls co- coa coc cod coe cog col coo cos csa csc csd cse csg csl cso css daa dac dad dae dag dal dao das dca dcc dcd dce dcg dcl dco dcs dda ddc ddd dde ddg ddl ddo dds de- dea dec ded dee deg del deo des dga dgc dgd dge dgg dgl dgs dl- dla dlc dld dle dlg dll dlo dls doa doc dod doe dog dol doo dos dsa dsc dsd dse dsg dsl dso dss eaa eac ead eae eag eal eao eas ec- eca ecc ecd ece ecg ecl eco ecs ed- eda edc edd ede edg edl edo eds eea eec eed eee eeg eel eeo ees ega egc egd ege egg egl ego egs ela elc eld ele elg ell elo els eo- eoa eoc eod eoe eog eol eoo eos es- esa esc esd ese esg esl eso ess g-d gaa gac gad gae gag gal gao gas gca gcc gcd gce gcg gcl gco gcs gda gdc gdd gde gdl gdo gds ge- gea gec ged gee geg gel geo ges gga ggc ggd ggg ggo ggs gla glc gld gle glg gll glo gls goa goc god goe gog gol goo gos gsa gsc gsd gse gsg gsl gso gss la- laa lac lad lae lag lal lao las lca lcc lcd lce lcg lcl lco lcs lda ldc ldd lde ldg ldl ldo lds lea lec led lee leg lel leo les lga lgc lgd lge lgg lgl lgo lgs lla llc lld lle llg lll llo lls loa loc lod loe log lol loo los lsa lsc lsd lse lsg lsl lso lss oaa oac oad oae oag oal oao oas oc- oca occ ocd ocg ocl oco ocs oda odc odd ode odg odl odo ods oea oec oed oee oeg oel oeo oes oga ogc ogd oge ogg ogl ogo ogs ola olc old ole olg oll olo ols oo- ooa ooc ood oog ool ooo oos os- osa osc osd ose osg osl oso oss saa sac sad sae sag sal sao sas sca scc scd sce scg scl sco scs sda sdc sdd sde sdg sdl sdo sds se- sea sec sed see seg sel seo ses sga sgc sgd sge sgg sgl sgo sgs sla slc sld sle slg sll slo sls soa soc sod soe sog sol soo sos ss- ssa ssc ssd sse ssg ssl sso sss