-al -er -ol a-a a-c aaa aac aae aag aah aak aal aao aar ac- aca acc ace acg ach ack acl aco acr aea aec aee aeg aeh aek ael aeo aer ag- aga agc age agg agh agk agl ago agr aha ahc ahe ahg ahh ahk ahl aho ahr aka akc ake akg akh akk akl ako akr al- ala alc ale alg alh alk all alo alr aoa aoc aoe aog aoh aok aol aoo aor ar- ara arc are arg arh ark arl aro arr c-- caa cac cae cag cah cak cal cao car cca ccc cce ccg cch cck ccl cco ccr ce- cea cec cee ceg ceh cek cel ceo cer cga cgc cge cgg cgh cgl cgo cgr ch- cha chc che chg chh chk chl cho chr cka ckc ckh cko cl- cla clc cle clg clh clk cll clo clr co- coa coc coe cog coh cok col coo cor cra crc cre crg crh crk crl cro crr eaa eac eae eag eah eak eal eao ear ec- eca ecc ece ecg ech eck ecl eco ecr eea eec eee eeg eek eel eeo eer ega egc ege egg egh egl ego egr eha ehc ehe ehg ehh ehl eho ehr eka ekc eke ekg ekh ekl eko ekr ela elc ele elg elh elk ell elo elr eo- eoa eoc eoe eog eoh eok eol eoo eor era erc ere erg erh erk erl ero err gaa gac gae gag gah gak gal gao gar gca gcc gce gcg gch gck gcl gco gcr ge- gea gec gee geg geh gek gel geo ger gga ggc ggg ggh ggo ggr gha ghc ghe ghg ghh ghl gho ghr gka gkh gko gla glc gle glg glh glk gll glo glr goa goc goe gog goh gok gol goo gor gra grc gre grg grh grk grl gro grr haa hac hae hag hah hak hal hao har hca hcc hce hcg hch hck hcl hco hcr he- hea hec hee heg heh hek hel heo her hga hgc hge hgg hgh hgk hgl hgo hgr hha hhc hhe hhg hhh hhk hhl hho hhr hka hkg hkh hkk hkl hko hkr hla hlc hle hlg hlh hll hlo hlr hoa hoc hoe hog hoh hok hol hoo hor hr- hra hrc hre hrg hrh hrk hrl hro hrr ka- kaa kac kae kag kah kak kal kao kar kca kcc kce kcg kch kck kcl kcr ke- kea kec kee keg keh kek kel keo ker kga kgc kgh kgl kgo kha khe khh khk kho khr kkc kke kkh kkk kkl kkr kl- kla klc klg klh klo klr koa koc koe kog koh kok kol koo kor kra krc krg krk krl kro krr la- laa lac lae lag lah lak lal lao lar lca lcc lce lcg lch lck lcl lco lcr lea lec lee leg leh lek lel leo ler lga lgc lge lgg lgh lgk lgl lgo lgr lha lhc lhh lhk lho lhr lka lkg lkh lkl lkr lla llc lle llg llk lll llo llr loa loc loe log loh lok lol loo lor lra lrc lrg lrh lrk lro lrr oaa oac oae oag oah oak oal oao oar oc- oca occ ocg och ock ocl oco ocr oea oec oee oeg oeh oel oeo oer oga ogc oge ogg ogh ogl ogo oha ohc ohe ohg ohh ohl oho ohr oka okc oke okg okk okl oko okr ola olc ole olg olk oll olo oo- ooa ooc oog ooh ook ool ooo oor or- ora orc ore org orh ork orl oro orr ra- raa rac rae rag rah rak ral rao rar rca rcc rce rcg rch rcl rco rcr re- rea rec ree reg reh rek rel reo rer rga rgc rge rgg rgh rgk rgo rgr rh- rha rhc rhe rhg rhh rhl rho rhr rkc rke rkg rkk rko rla rlc rle rlg rlh rll rlo rlr roa roc roe rog roh rok rol roo ror rra rrc rrg rrh rrk rrl rrr