a-a a-c aaa aac aag aam aan aao aap aas ac- aca acc acg acm acn aco acp acs ag- aga agc agg agm agn ago agp ags ama amc amg amm amn amo amp ams an- ana anc ang anm ann ano anp ans aoa aoc aog aom aon aoo aop aos ap- apa apc apg apm apn apo app aps as- asa asc asg asm asn aso asp ass c-- caa cac cag cam can cao cap cas cca ccc ccg ccm ccn cco ccp ccs cga cgc cgg cgm cgn cgo cgp cgs cma cmc cmg cmm cmn cmo cmp cms cn- cna cnc cng cnm cnn cno cnp cns co- coa coc cog com con coo cop cos cpa cpc cpg cpm cpn cpo cpp cps csa csc csg csm csn cso csp css g-p gaa gac gag gam gan gao gap gas gca gcc gcg gcm gcn gco gcp gcs gga ggc ggg ggm ggn ggo ggp ggs gma gmc gmg gmm gmn gmo gmp gms gna gnc gnm gnn gno gnp gns goa goc gog gom gon goo gop gos gpa gpc gpg gpm gpn gpo gpp gps gsa gsc gsg gsm gsn gso gsp gss m-o maa mac mag mam man mao map mas mc- mca mcc mcg mcm mcn mco mcp mcs mga mgc mgm mgn mgo mgp mgs mma mmc mmg mmm mmn mmo mmp mms mna mnc mng mnm mnn mno mnp mns moa moc mog mom mon moo mop mos mpa mpc mpg mpm mpn mpo mpp mps msa msc msg msm msn mso msp mss naa nac nag nam nan nao nap nas nca ncc ncg ncm ncn nco ncp ncs nga ngc ngg ngm ngn ngo ngp ngs nma nmc nmg nmm nmn nmo nmp nms nna nnc nng nnm nnn nno nnp nns no- noa noc nog nom non noo nop nos npa npc npg npm npn npo npp nps nsa nsc nsg nsm nsn nso nsp nss oaa oac oag oam oan oao oap oas oc- oca occ ocg ocm ocn oco ocp ocs oga ogc ogg ogn ogo ogp ogs om- oma omc omg omm omn omo omp oms on- ona onc ong onn ono onp ons oo- ooa ooc oog oom oon ooo oop oos op- opa opc opg opm opn opo opp ops os- osa osc osg osm osn oso osp oss p-p paa pac pag pam pan pao pap pas pca pcc pcg pcm pcn pco pcp pcs pga pgc pgg pgm pgn pgo pgp pgs pma pmc pmg pmm pmn pmo pmp pms pn- pna pnc png pnm pnn pno pnp pns poa poc pog pom pon poo pop pos ppa ppc ppg ppm ppn ppo ppp pps ps- psa psc psg psm psn pso psp pss saa sac sag sam san sao sap sas sca scc scg scm scn sco scp scs sga sgc sgg sgm sgn sgo sgp sgs sma smc smg smm smn smo smp sms sna snc sng snm snn sno snp sns soa soc sog som son soo sop sos spa spc spg spm spn spo spp sps ss- ssa ssc ssg ssm ssn sso ssp sss