-ic a-a a-c a-i aaa aac aai aam aar aas aax ac- aca acc aci acm acr acs acx ai- aia aic aii aim air ais aix ama amc ami amm amr ams amx ar- ara arc ari arm arr ars arx as- asa asc asi asm asr ass asx ax- axa axi axm axr axs axx c-- caa cac cai cam car cas cax cca ccc cci ccm ccr ccs ccx ci- cia cic cii cim cir cis cix cma cmc cmi cmm cmr cms cmx cra crc cri crm crr crs crx csa csc csi csm csr css csx cxc cxi cxr cxs cxx ia- iaa iac iai iam iar ias ica icc ici icm icr ics iia iic iii iim iir iis iix im- ima imc imi imm ims imx ir- ira irc iri irm irr irs irx is- isa isc isi ism isr iss ixc ixi m-r maa mac mai mam mar mas max mc- mca mcc mci mcm mcr mcs mcx mi- mia mic mii mim mir mis mix mma mmc mmi mmm mmr mms mmx mra mrc mri mrm mrr mrs mrx msa msc msi msm msr mss msx mxa mxc mxi mxr mxs ra- raa rac rai ram rar ras rax rca rcc rci rcm rcr rcs rcx ria ric rii rim rir ris rix rma rmc rmi rmm rmr rms rmx rra rrc rri rrm rrr rrs rsa rsc rsi rsm rsr rss rsx rxr rxs saa sac sai sam sar sas sax sca scc sci scm scr scs scx sia sic sii sim sir sis six sma smc smi smm smr sms smx sr- sra src sri srm srr srs srx ss- ssa ssc ssi ssm ssr sss ssx sxc sxi sxm sxs xaa xac xam xar xas xci xcr xcx xia xic xii xis xix xma xmc xmi xmm xmr xms xmx xrc xrx xsa xsc xsi xsm xss xxi xxx