-ic a-a a-c a-i aaa aac aai aak aam aao aar aas ac- aca acc aci ack acm aco acr acs ai- aia aic aii aik aim aio air ais aka akc aki akk akm ako akr aks ama amc ami amk amm amo amr ams aoa aoc aoi aok aom aoo aor aos ar- ara arc ari ark arm aro arr ars as- asa asc asi ask asm aso asr ass c-- caa cac cai cak cam cao car cas cca ccc cci cck ccm cco ccr ccs ci- cia cic cii cik cim cio cir cis cka ckc cki ckm cko cks cma cmc cmi cmk cmm cmo cmr cms co- coa coc coi cok com coo cor cos cra crc cri crk crm cro crr crs csa csc csi csk csm cso csr css ia- iaa iac iai iam iao iar ias ica icc ici ick icm ico icr ics iia iic iii iim iio iir iis ika ikc iki ikk iko ikr iks im- ima imc imi imm imo ims io- ioa ioc ioi iom ioo ior ios ir- ira irc iri irk irm iro irr irs is- isa isc isi isk ism iso isr iss ka- kaa kac kai kak kam kao kar kas kca kcc kci kck kcm kcr kcs kia kic kii kik kim kio kir kis kkc kki kkk kkm kkr kks kma kmc kmi kmk kmm kmo kms koa koc koi kok kom koo kor kos kra krc kri krk kro krr krs ksa ksc ksi ksk ksm kso ksr kss m-o m-r maa mac mai mak mam mao mar mas mc- mca mcc mci mck mcm mco mcr mcs mi- mia mic mii mik mim mio mir mis mka mkc mkk mkm mko mkr mks mma mmc mmi mmk mmm mmo mmr mms moa moc moi mok mom moo mor mos mra mrc mri mrk mrm mro mrr mrs msa msc msi msk msm mso msr mss o-i oaa oac oai oak oam oao oar oas oc- oca occ oci ock ocm oco ocr ocs oia oic oii oik oim oio oir ois oka okc oki okk oko okr oks om- oma omc omi omm omo omr oms oo- ooa ooc ooi ook oom ooo oor oos or- ora orc ori ork orm oro orr ors os- osa osc osi osk osm oso osr oss ra- raa rac rai rak ram rao rar ras rca rcc rci rcm rco rcr rcs ria ric rii rik rim rio rir ris rkc rkk rkm rko rks rma rmc rmi rmm rmo rmr rms roa roc roi rok rom roo ror ros rra rrc rri rrk rrm rrr rrs rsa rsc rsi rsk rsm rso rsr rss saa sac sai sak sam sao sar sas sca scc sci sck scm sco scr scs sia sic sii sik sim sio sir sis sk- ska skc ski skk skm sko skr sks sma smc smi smk smm smo smr sms soa soc soi sok som soo sor sos sr- sra src sri srk srm sro srr srs ss- ssa ssc ssi ssk ssm sso ssr sss