a-a a-c aaa aac aag aam aao aap aas ac- aca acc acg acm aco acp acs ag- aga agc agg agm ago agp ags ama amc amg amm amo amp ams aoa aoc aog aom aoo aop aos ap- apa apc apg apm apo app aps as- asa asc asg asm aso asp ass c-- caa cac cag cam cao cap cas cca ccc ccg ccm cco ccp ccs cga cgc cgg cgm cgo cgp cgs cma cmc cmg cmm cmo cmp cms co- coa coc cog com coo cop cos cpa cpc cpg cpm cpo cpp cps csa csc csg csm cso csp css g-p gaa gac gag gam gao gap gas gca gcc gcg gcm gco gcp gcs gga ggc ggg ggm ggo ggp ggs gma gmc gmg gmm gmo gmp gms goa goc gog gom goo gop gos gpa gpc gpg gpm gpo gpp gps gsa gsc gsg gsm gso gsp gss m-o maa mac mag mam mao map mas mc- mca mcc mcg mcm mco mcp mcs mga mgc mgm mgo mgp mgs mma mmc mmg mmm mmo mmp mms moa moc mog mom moo mop mos mpa mpc mpg mpm mpo mpp mps msa msc msg msm mso msp mss oaa oac oag oam oao oap oas oc- oca occ ocg ocm oco ocp ocs oga ogc ogg ogo ogp ogs om- oma omc omg omm omo omp oms oo- ooa ooc oog oom ooo oop oos op- opa opc opg opm opo opp ops os- osa osc osg osm oso osp oss p-p paa pac pag pam pao pap pas pca pcc pcg pcm pco pcp pcs pga pgc pgg pgm pgo pgp pgs pma pmc pmg pmm pmo pmp pms poa poc pog pom poo pop pos ppa ppc ppg ppm ppo ppp pps ps- psa psc psg psm pso psp pss saa sac sag sam sao sap sas sca scc scg scm sco scp scs sga sgc sgg sgm sgo sgp sgs sma smc smg smm smo smp sms soa soc sog som soo sop sos spa spc spg spm spo spp sps ss- ssa ssc ssg ssm sso ssp sss