-al a-a a-c aaa aac aae aal aan aap aas ac- aca acc ace acl acn acp acs aea aec aee ael aen aep aes al- ala alc ale all aln alp als an- ana anc ane anl ann anp ans ap- apa apc ape apl apn app aps as- asa asc ase asl asn asp ass c-- caa cac cae cal can cap cas cca ccc cce ccl ccn ccp ccs ce- cea cec cee cel cen cep ces cl- cla clc cle cll cln clp cls cn- cna cnc cne cnl cnn cnp cns cpa cpc cpe cpl cpn cpp cps csa csc cse csl csn csp css eaa eac eae eal ean eap eas ec- eca ecc ece ecl ecn ecs eea eec eee eel een eep ees ela elc ele ell eln elp els en- ena enc ene enl enn enp ens ep- epa epc epe epl epn epp eps es- esa esc ese esl esn esp ess l-p la- laa lac lae lal lan lap las lca lcc lce lcl lcn lcp lcs lea lec lee lel len lep les lla llc lle lll lln llp lls lna lnc lne lnl lnn lnp lns lpa lpc lpe lpl lpn lpp lps lsa lsc lse lsl lsn lsp lss naa nac nae nal nan nap nas nca ncc nce ncl ncn ncp ncs ne- nea nec nee nel nen nep nes nla nlc nle nll nln nlp nls nna nnc nne nnl nnn nnp nns npa npc npe npl npn npp nps nsa nsc nse nsl nsn nsp nss p-p paa pac pae pal pan pap pas pca pcc pce pcl pcn pcp pcs pea pec pee pel pen pep pes pla plc ple pll pln plp pls pn- pna pnc pne pnl pnn pnp pns ppa ppc ppe ppl ppn ppp pps ps- psa psc pse psl psn psp pss saa sac sae sal san sap sas sca scc sce scl scn scp scs se- sea sec see sel sen sep ses sla slc sle sll sln slp sls sna snc sne snl snn snp sns spa spc spe spl spn spp sps ss- ssa ssc sse ssl ssn ssp sss