-ic a-a a-c a-i aaa aac aai aam aao aar aas ac- aca acc aci acm aco acr acs ai- aia aic aii aim aio air ais ama amc ami amm amo amr ams aoa aoc aoi aom aoo aor aos ar- ara arc ari arm aro arr ars as- asa asc asi asm aso asr ass c-- caa cac cai cam cao car cas cca ccc cci ccm cco ccr ccs ci- cia cic cii cim cio cir cis cma cmc cmi cmm cmo cmr cms co- coa coc coi com coo cor cos cra crc cri crm cro crr crs csa csc csi csm cso csr css ia- iaa iac iai iam iao iar ias ica icc ici icm ico icr ics iia iic iii iim iio iir iis im- ima imc imi imm imo ims io- ioa ioc ioi iom ioo ior ios ir- ira irc iri irm iro irr irs is- isa isc isi ism iso isr iss m-o m-r maa mac mai mam mao mar mas mc- mca mcc mci mcm mco mcr mcs mi- mia mic mii mim mio mir mis mma mmc mmi mmm mmo mmr mms moa moc moi mom moo mor mos mra mrc mri mrm mro mrr mrs msa msc msi msm mso msr mss o-i oaa oac oai oam oao oar oas oc- oca occ oci ocm oco ocr ocs oia oic oii oim oio oir ois om- oma omc omi omm omo omr oms oo- ooa ooc ooi oom ooo oor oos or- ora orc ori orm oro orr ors os- osa osc osi osm oso osr oss ra- raa rac rai ram rao rar ras rca rcc rci rcm rco rcr rcs ria ric rii rim rio rir ris rma rmc rmi rmm rmo rmr rms roa roc roi rom roo ror ros rra rrc rri rrm rrr rrs rsa rsc rsi rsm rso rsr rss saa sac sai sam sao sar sas sca scc sci scm sco scr scs sia sic sii sim sio sir sis sma smc smi smm smo smr sms soa soc soi som soo sor sos sr- sra src sri srm sro srr srs ss- ssa ssc ssi ssm sso ssr sss