-ic a-a a-c a-i aaa aac aai aap aar aay ac- aca acc aci acp acr acy ai- aia aic aii aip air aiy ap- apa apc api app apr apy ar- ara arc ari arp arr ary ay- aya ayc ayi ayp ayr c-- caa cac cai cap car cay cca ccc cci ccp ccr ci- cia cic cii cip cir cpa cpc cpi cpp cpr cra crc cri crp crr cry cya cyc cyp cyr ia- iaa iac iai iap iar ica icc ici icp icr icy iia iic iii iip iir ipa ipc ipi ipp ipr ipy ir- ira irc iri irp irr iry iya iyc iyr iyy p-p paa pac pai pap par pay pca pcc pci pcp pcr pia pic pii pip pir ppa ppc ppi ppp ppr pra prc pri prp prr pry py- pya pyc pyr ra- raa rac rai rap rar ray rca rcc rci rcp rcr ria ric rii rip rir riy rpa rpc rpi rpp rpr rra rrc rri rrp rrr ry- rya ryc ryr ryy yaa yac yai yap yar yay yca ycc yci ycp ycy yii yip yir ypa yra yrc yrp yyc yyy