-ic a-a a-c a-i a-t aaa aac aai aap aar aat aay ac- aca acc aci acp acr act acy ai- aia aic aii aip air ait aiy ap- apa apc api app apr apt apy ar- ara arc ari arp arr art ary at- ata atc ati atp atr att ay- aya ayc ayi ayp ayr ayt c-- caa cac cai cap car cat cay cca ccc cci ccp ccr cct ci- cia cic cii cip cir cit cpa cpc cpi cpp cpr cpt cra crc cri crp crr crt cry cta ctc cti ctp ctr ctt cty cya cyc cyp cyr cyt ia- iaa iac iai iap iar iat ica icc ici icp icr ict icy iia iic iii iip iir iit ipa ipc ipi ipp ipr ipt ipy ir- ira irc iri irp irr irt iry ita itc iti itp itt ity iya iyc iyr iyt iyy p-p paa pac pai pap par pat pay pca pcc pci pcp pcr pct pia pic pii pip pir pit ppa ppc ppi ppp ppr ppt pra prc pri prp prr prt pry pt- pta ptc pti ptp ptr ptt pty py- pya pyc pyr pyt ra- raa rac rai rap rar rat ray rca rcc rci rcp rcr rct ria ric rii rip rir rit riy rpa rpc rpi rpp rpr rpt rra rrc rri rrp rrr rrt rta rtc rti rtp rtr rtt rty ry- rya ryc ryr ryy taa tac tai tap tar tat tay tca tcc tci tcp tcr tct tia tic tii tip tir tit tiy tpa tpc tpi tpp tpr tpt tra trc tri trp trr trt try tta ttc tti ttp ttr ttt tty tya tyc typ tyr tyt yaa yac yai yap yar yat yay yca ycc yci ycp ycy yii yip yir yit ypa yra yrc yrp yrt yta ytc ytp ytr ytt yyc yyt yyy