-al a-a a-c aaa aac aae aah aal aap ac- aca acc ace ach acl acp aea aec aee aeh ael aep aha ahc ahe ahh ahl ahp al- ala alc ale alh all alp ap- apa apc ape aph apl app c-- caa cac cae cah cal cap cca ccc cce cch ccl ccp ce- cea cec cee ceh cel cep ch- cha chc che chh chl chp cl- cla clc cle clh cll clp cpa cpc cpe cph cpl cpp eaa eac eae eah eal eap ec- eca ecc ece ech ecl eea eec eee eel eep eha ehc ehe ehh ehl ehp ela elc ele elh ell elp ep- epa epc epe eph epl epp haa hac hae hah hal hap hca hcc hce hch hcl hcp he- hea hec hee heh hel hep hha hhc hhe hhh hhl hhp hla hlc hle hlh hll hlp hpa hpc hpe hph hpl hpp l-p la- laa lac lae lah lal lap lca lcc lce lch lcl lcp lea lec lee leh lel lep lha lhc lhh lhp lla llc lle lll llp lpa lpc lpe lph lpl lpp p-p paa pac pae pah pal pap pca pcc pce pch pcl pcp pea pec pee peh pel pep pha phc phe phl php pla plc ple plh pll plp ppa ppc ppe pph ppl ppp