-er a-a a-c aaa aac aae aah aam aap aar ac- aca acc ace ach acm acp acr aea aec aee aeh aem aep aer aha ahc ahe ahh ahm ahp ahr ama amc ame amh amm amp amr ap- apa apc ape aph apm app apr ar- ara arc are arh arm arp arr c-- caa cac cae cah cam cap car cca ccc cce cch ccm ccp ccr ce- cea cec cee ceh cem cep cer ch- cha chc che chh chm chp chr cma cmc cme cmh cmm cmp cmr cpa cpc cpe cph cpm cpp cpr cra crc cre crh crm crp crr eaa eac eae eah eam eap ear ec- eca ecc ece ech ecm ecr eea eec eee eem eep eer eha ehc ehe ehh ehm ehp ehr em- ema emc eme emh emm emp emr ep- epa epc epe eph epm epp epr era erc ere erh erm erp err haa hac hae hah ham hap har hca hcc hce hch hcm hcp hcr he- hea hec hee heh hem hep her hha hhc hhe hhh hhm hhp hhr hma hmc hme hmh hmm hmp hmr hpa hpc hpe hph hpm hpp hpr hr- hra hrc hre hrh hrm hrp hrr m-r maa mac mae mah mam map mar mc- mca mcc mce mch mcm mcp mcr mea mec mee meh mem mep mer mha mhc mhh mhm mhp mhr mma mmc mme mmh mmm mmp mmr mpa mpc mpe mph mpm mpp mpr mra mrc mre mrh mrm mrp mrr p-p paa pac pae pah pam pap par pca pcc pce pch pcm pcp pcr pea pec pee peh pem pep per pha phc phe phm php phr pma pmc pme pmh pmm pmp pmr ppa ppc ppe pph ppm ppp ppr pra prc pre prh prm prp prr ra- raa rac rae rah ram rap rar rca rcc rce rch rcm rcp rcr re- rea rec ree reh rem rep rer rh- rha rhc rhe rhh rhm rhp rhr rma rmc rme rmh rmm rmp rmr rpa rpc rpe rph rpm rpp rpr rra rrc rrh rrm rrp rrr