-ic a-a a-c a-i a-t aaa aac aai aap aat ac- aca acc aci acp act ai- aia aic aii aip ait ap- apa apc api app apt at- ata atc ati atp att c-- caa cac cai cap cat cca ccc cci ccp cct ci- cia cic cii cip cit cpa cpc cpi cpp cpt cta ctc cti ctp ctt ia- iaa iac iai iap iat ica icc ici icp ict iia iic iii iip iit ipa ipc ipi ipp ipt ita itc iti itp itt p-p paa pac pai pap pat pca pcc pci pcp pct pia pic pii pip pit ppa ppc ppi ppp ppt pt- pta ptc pti ptp ptt taa tac tai tap tat tca tcc tci tcp tct tia tic tii tip tit tpa tpc tpi tpp tpt tta ttc tti ttp ttt