-ic a-a a-c a-i aaa aac aai aak aar ac- aca acc aci ack acr ai- aia aic aii aik air aka akc aki akk akr ar- ara arc ari ark arr c-- caa cac cai cak car cca ccc cci cck ccr ci- cia cic cii cik cir cka ckc cki cra crc cri crk crr ia- iaa iac iai iar ica icc ici ick icr iia iic iii iir ika ikc iki ikk ikr ir- ira irc iri irk irr ka- kaa kac kai kak kar kca kcc kci kck kcr kia kic kii kik kir kkc kki kkk kkr kra krc kri krk krr ra- raa rac rai rak rar rca rcc rci rcr ria ric rii rik rir rkc rkk rra rrc rri rrk rrr