-al a-a a-c aaa aac aae aaf aah aal aap ac- aca acc ace acf ach acl acp aea aec aee aef aeh ael aep af- afa afc afe aff afh afl afp aha ahc ahe ahf ahh ahl ahp al- ala alc ale alf alh all alp ap- apa apc ape apf aph apl app c-- caa cac cae caf cah cal cap cca ccc cce ccf cch ccl ccp ce- cea cec cee cef ceh cel cep cfa cfc cfe cff cfh cfl cfp ch- cha chc che chf chh chl chp cl- cla clc cle clf clh cll clp cpa cpc cpe cpf cph cpl cpp eaa eac eae eaf eah eal eap ec- eca ecc ece ecf ech ecl eea eec eee eef eel eep ef- efa efc efe eff efh efl efp eha ehc ehe ehf ehh ehl ehp ela elc ele elf elh ell elp ep- epa epc epe epf eph epl epp faa fac fae faf fah fal fap fca fcc fce fcf fcl fcp fea fec fee fef feh fel fep ffa ffc ffe fff ffh ffl ffp fha fhc fhe fhf fhh fhl fhp fla flc fle flf fll flp fpa fpc fpe fph fpl fpp haa hac hae haf hah hal hap hca hcc hce hcf hch hcl hcp he- hea hec hee hef heh hel hep hfa hfc hfe hff hfh hfl hfp hha hhc hhe hhf hhh hhl hhp hla hlc hle hlf hlh hll hlp hpa hpc hpe hpf hph hpl hpp l-p la- laa lac lae laf lah lal lap lca lcc lce lcf lch lcl lcp lea lec lee lef leh lel lep lfa lfc lfe lff lfh lfl lfp lha lhc lhf lhh lhp lla llc lle llf lll llp lpa lpc lpe lpf lph lpl lpp p-p paa pac pae paf pah pal pap pca pcc pce pcf pch pcl pcp pea pec pee pef peh pel pep pfa pfc pfe pff pfl pfp pha phc phe phf phl php pla plc ple plf plh pll plp ppa ppc ppe ppf pph ppl ppp