-al -ol a-a a-c aaa aac aae aag aah aal aao aap ac- aca acc ace acg ach acl aco acp aea aec aee aeg aeh ael aeo aep ag- aga agc age agg agh agl ago agp aha ahc ahe ahg ahh ahl aho ahp al- ala alc ale alg alh all alo alp aoa aoc aoe aog aoh aol aoo aop ap- apa apc ape apg aph apl apo app c-- caa cac cae cag cah cal cao cap cca ccc cce ccg cch ccl cco ccp ce- cea cec cee ceg ceh cel ceo cep cga cgc cge cgg cgh cgl cgo cgp ch- cha chc che chg chh chl cho chp cl- cla clc cle clg clh cll clo clp co- coa coc coe cog coh col coo cop cpa cpc cpe cpg cph cpl cpo cpp eaa eac eae eag eah eal eao eap ec- eca ecc ece ecg ech ecl eco eea eec eee eeg eel eeo eep ega egc ege egg egh egl ego egp eha ehc ehe ehg ehh ehl eho ehp ela elc ele elg elh ell elo elp eo- eoa eoc eoe eog eoh eol eoo eop ep- epa epc epe epg eph epl epo epp g-p gaa gac gae gag gah gal gao gap gca gcc gce gcg gch gcl gco gcp ge- gea gec gee geg geh gel geo gep gga ggc ggg ggh ggo ggp gha ghc ghe ghg ghh ghl gho ghp gla glc gle glg glh gll glo glp goa goc goe gog goh gol goo gop gpa gpc gpe gpg gph gpl gpo gpp haa hac hae hag hah hal hao hap hca hcc hce hcg hch hcl hco hcp he- hea hec hee heg heh hel heo hep hga hgc hge hgg hgh hgl hgo hgp hha hhc hhe hhg hhh hhl hho hhp hla hlc hle hlg hlh hll hlo hlp hoa hoc hoe hog hoh hol hoo hop hpa hpc hpe hpg hph hpl hpo hpp l-p la- laa lac lae lag lah lal lao lap lca lcc lce lcg lch lcl lco lcp lea lec lee leg leh lel leo lep lga lgc lge lgg lgh lgl lgo lgp lha lhc lhh lho lhp lla llc lle llg lll llo llp loa loc loe log loh lol loo lop lpa lpc lpe lpg lph lpl lpo lpp oaa oac oae oag oah oal oao oap oc- oca occ ocg och ocl oco ocp oea oec oee oeg oeh oel oeo oep oga ogc oge ogg ogh ogl ogo ogp oha ohc ohe ohg ohh ohl oho ohp ola olc ole olg oll olo olp oo- ooa ooc oog ooh ool ooo oop op- opa opc ope opg oph opl opo opp p-p paa pac pae pag pah pal pao pap pca pcc pce pcg pch pcl pco pcp pea pec pee peg peh pel peo pep pga pgc pge pgg pgh pgl pgo pgp pha phc phe phg phl pho php pla plc ple plg plh pll plo plp poa poc poe pog poh pol poo pop ppa ppc ppe ppg pph ppl ppo ppp