a-a a-c aaa aac aag aam aao aas aay ac- aca acc acg acm aco acs acy ag- aga agc agg agm ago ags agy ama amc amg amm amo ams amy aoa aoc aog aom aoo aos as- asa asc asg asm aso ass asy ay- aya ayc ayo ays c-- caa cac cag cam cao cas cay cca ccc ccg ccm cco ccs cga cgc cgg cgm cgo cgs cgy cma cmc cmg cmm cmo cms cmy co- coa coc cog com coo cos coy csa csc csg csm cso css csy cya cyc cyg cym cyo cys gaa gac gag gam gao gas gay gca gcc gcg gcm gco gcs gga ggc ggg ggm ggo ggs gma gmc gmg gmm gmo gms gmy goa goc gog gom goo gos goy gsa gsc gsg gsm gso gss gy- gya gym gyo gys m-o maa mac mag mam mao mas may mc- mca mcc mcg mcm mco mcs mga mgc mgm mgo mgs mgy mma mmc mmg mmm mmo mms moa moc mog mom moo mos moy msa msc msg msm mso mss msy my- mya myc myg mym myo mys oaa oac oag oam oao oas oc- oca occ ocg ocm oco ocs oga ogc ogg ogo ogs ogy om- oma omc omg omm omo oms omy oo- ooa ooc oog oom ooo oos os- osa osc osg osm oso oss oya oyo oys saa sac sag sam sao sas say sca scc scg scm sco scs sga sgc sgg sgm sgo sgs sma smc smg smm smo sms smy soa soc sog som soo sos soy ss- ssa ssc ssg ssm sso sss sy- sya syc syg sym sys yaa yac yag yam yao yas yay yca ycc yco ycs ycy yga ygc ygm ygo yma ymc ymg ymm ymo yms yoc yog yom yoo yos yoy ysa ysc ysg ysm yso yss ysy yyc yyg yys yyy