-al -er -ol -th a-a a-c a-t aaa aac aae aag aah aal aao aar aat ac- aca acc ace acg ach acl aco acr act aea aec aee aeg aeh ael aeo aer aet ag- aga agc age agg agh agl ago agr agt aha ahc ahe ahg ahh ahl aho ahr aht al- ala alc ale alg alh all alo alr alt aoa aoc aoe aog aoh aol aoo aor aot ar- ara arc are arg arh arl aro arr art at- ata atc ate atg ath atl ato atr att c-- caa cac cae cag cah cal cao car cat cca ccc cce ccg cch ccl cco ccr cct ce- cea cec cee ceg ceh cel ceo cer cet cga cgc cge cgg cgh cgl cgo cgr cgt ch- cha chc che chg chh chl cho chr cht cl- cla clc cle clg clh cll clo clr clt co- coa coc coe cog coh col coo cor cot cra crc cre crg crh crl cro crr crt cta ctc cte ctg cth ctl cto ctr ctt eaa eac eae eag eah eal eao ear eat ec- eca ecc ece ecg ech ecl eco ecr ect eea eec eee eeg eel eeo eer eet ega egc ege egg egh egl ego egr egt eha ehc ehe ehg ehh ehl eho ehr eht ela elc ele elg elh ell elo elr elt eo- eoa eoc eoe eog eoh eol eoo eor eot era erc ere erg erh erl ero err ert eta etc ete etg eth etl eto etr ett gaa gac gae gag gah gal gao gar gat gca gcc gce gcg gch gcl gco gcr gct ge- gea gec gee geg geh gel geo ger get gga ggc ggg ggh ggo ggr ggt gha ghc ghe ghg ghh ghl gho ghr ght gla glc gle glg glh gll glo glr glt goa goc goe gog goh gol goo gor got gra grc gre grg grh grl gro grr grt gta gtc gte gtg gth gtl gto gtr gtt haa hac hae hag hah hal hao har hat hca hcc hce hcg hch hcl hco hcr hct he- hea hec hee heg heh hel heo her het hga hgc hge hgg hgh hgl hgo hgr hgt hha hhc hhe hhg hhh hhl hho hhr hht hla hlc hle hlg hlh hll hlo hlr hlt hoa hoc hoe hog hoh hol hoo hor hot hr- hra hrc hre hrg hrh hrl hro hrr hrt hta htc hte htg hth htl hto htr htt la- laa lac lae lag lah lal lao lar lat lca lcc lce lcg lch lcl lco lcr lct lea lec lee leg leh lel leo ler let lga lgc lge lgg lgh lgl lgo lgr lgt lha lhc lhh lho lhr lht lla llc lle llg lll llo llr llt loa loc loe log loh lol loo lor lot lra lrc lrg lrh lro lrr lrt lta ltc lte ltg lth ltl lto ltr ltt oaa oac oae oag oah oal oao oar oat oc- oca occ ocg och ocl oco ocr oct oea oec oee oeg oeh oel oeo oer oet oga ogc oge ogg ogh ogl ogo ogt oha ohc ohe ohg ohh ohl oho ohr oht ola olc ole olg oll olo olt oo- ooa ooc oog ooh ool ooo oor oot or- ora orc ore org orh orl oro orr ort ot- ota otc ote otg oth otl oto otr ott ra- raa rac rae rag rah ral rao rar rat rca rcc rce rcg rch rcl rco rcr rct re- rea rec ree reg reh rel reo rer ret rga rgc rge rgg rgh rgo rgr rgt rh- rha rhc rhe rhg rhh rhl rho rhr rht rla rlc rle rlg rlh rll rlo rlr rlt roa roc roe rog roh rol roo ror rot rra rrc rrg rrh rrl rrr rrt rta rtc rte rtg rtl rto rtr rtt taa tac tae tag tah tal tao tar tat tca tcc tce tcg tch tcl tco tcr tct te- tea tec tee teg teh tel teo ter tet tga tgc tge tgg tgh tgl tgo tgr tgt th- tha thc the thg thh thl tho thr tht tla tlc tle tlg tlh tll tlo tlr tlt to- toa toc toe tog toh tol too tor tot tra trc tre trg trh trl tro trr trt tta ttc tte ttg tth ttl tto ttr ttt