-ic -ji a-a a-c a-i aaa aac aai aaj aak aar aas ac- aca acc aci acj ack acr acs ai- aia aic aii aik air ais aja ajc aji ajj ajk ajr ajs aka akc aki akj akk akr aks ar- ara arc ari arj ark arr ars as- asa asc asi asj ask asr ass c-- c-j caa cac cai caj cak car cas cca ccc cci ccj cck ccr ccs ci- cia cic cii cij cik cir cis cja cjc cjk cjr cjs cka ckc cki cks cra crc cri crj crk crr crs csa csc csi csj csk csr css ia- iaa iac iai iar ias ica icc ici icj ick icr ics iia iic iii iij iir iis ija ijc iji ijk ijs ika ikc iki ikk ikr iks ir- ira irc iri irj irk irr irs is- isa isc isi isj isk isr iss j-i jaa jac jai jaj jak jar jas jca jcc jci jck jcr jcs jia jic jii jij jir jis jja jjc jjj jjk jjr jjs jka jkk jkr jks jra jrc jri jrk jrr jrs jsa jsc jsi jsj jsk jsr jss ka- kaa kac kai kaj kak kar kas kca kcc kci kck kcr kcs kia kic kii kij kik kir kis kjc kji kjr kjs kkc kki kkk kkr kks kra krc kri krk krr krs ksa ksc ksi ksk ksr kss ra- raa rac rai raj rak rar ras rca rcc rci rcj rcr rcs ria ric rii rik rir ris rja rjc rjk rjr rkc rkk rks rra rrc rri rrk rrr rrs rsa rsc rsi rsj rsk rsr rss saa sac sai saj sak sar sas sca scc sci scj sck scr scs sia sic sii sij sik sir sis sja sjc sji sjj sjk sjr sjs sk- ska skc ski skj skk skr sks sr- sra src sri srj srk srr srs ss- ssa ssc ssi ssj ssk ssr sss