-al a-a a-c aaa aac aae aaf aal aan aav ac- aca acc ace acf acl acn acv aea aec aee aef ael aen aev af- afa afc afe aff afl afn afv al- ala alc ale alf all aln alv an- ana anc ane anf anl ann anv av- ava avc ave avf avl avn c-- caa cac cae caf cal can cav cca ccc cce ccf ccl ccn ccv ce- cea cec cee cef cel cen cev cfa cfc cfe cff cfl cfn cfv cl- cla clc cle clf cll cln clv cn- cna cnc cne cnf cnl cnn cnv cva cvc cve cvf cvl cvn cvv eaa eac eae eaf eal ean eav ec- eca ecc ece ecf ecl ecn ecv eea eec eee eef eel een eev ef- efa efc efe eff efl ela elc ele elf ell eln elv en- ena enc ene enf enl enn env eva evc eve evf evl evn evv faa fac fae faf fal fan fav fca fcc fce fcf fcl fcn fcv fea fec fee fef fel fen fev ffa ffc ffe fff ffl ffn ffv fla flc fle flf fll fln fna fnc fne fnf fnl fnn fnv fva fvc la- laa lac lae laf lal lan lav lca lcc lce lcf lcl lcn lcv lea lec lee lef lel len lev lfa lfc lfe lff lfl lfn lla llc lle llf lll lln llv lna lnc lne lnl lnn lva lvc lve lvf lvl lvn lvv naa nac nae naf nal nan nav nca ncc nce ncf ncl ncn ncv ne- nea nec nee nef nel nen nev nfa nfc nfe nff nfl nfn nfv nla nlc nle nlf nll nln nlv nna nnc nne nnf nnl nnn nnv nva nvc nve nvl nvn nvv v-a v-e vaa vac vae val van vav vca vcc vce vcf vcl vcn vea vec vee vef vel ven vfa vfc vff vfl vfn vfv vl- vla vlc vle vlf vll vlv vn- vna vnf vnl vnv vva vvc vvv