a-a a-c aaa aac aah aap aar aas ac- aca acc ach acp acr acs aha ahc ahh ahp ahr ahs ap- apa apc aph app apr aps ar- ara arc arh arp arr ars as- asa asc ash asp asr ass c-- caa cac cah cap car cas cca ccc cch ccp ccr ccs ch- cha chc chh chp chr chs cpa cpc cph cpp cpr cps cra crc crh crp crr crs csa csc csh csp csr css haa hac hah hap har has hca hcc hch hcp hcr hcs hha hhc hhh hhp hhr hhs hpa hpc hph hpp hpr hps hr- hra hrc hrh hrp hrr hrs hsa hsc hsh hsp hsr hss p-p paa pac pah pap par pas pca pcc pch pcp pcr pcs pha phc php phr phs ppa ppc pph ppp ppr pps pra prc prh prp prr prs ps- psa psc psh psp psr pss ra- raa rac rah rap rar ras rca rcc rch rcp rcr rcs rh- rha rhc rhh rhp rhr rhs rpa rpc rph rpp rpr rps rra rrc rrh rrp rrr rrs rsa rsc rsh rsp rsr rss saa sac sah sap sar sas sca scc sch scp scr scs sh- sha shc shh shp shr shs spa spc sph spp spr sps sr- sra src srh srp srr srs ss- ssa ssc ssh ssp ssr sss