-er -ey -th a-a a-c a-t aaa aac aae aag aah aao aar aat aay ac- aca acc ace acg ach aco acr act acy aea aec aee aeg aeh aeo aer aet aey ag- aga agc age agg agh ago agr agt agy aha ahc ahe ahg ahh aho ahr aht ahy aoa aoc aoe aog aoh aoo aor aot ar- ara arc are arg arh aro arr art ary at- ata atc ate atg ath ato atr att ay- aya ayc aye ayh ayo ayr ayt c-- caa cac cae cag cah cao car cat cay cca ccc cce ccg cch cco ccr cct ce- cea cec cee ceg ceh ceo cer cet cey cga cgc cge cgg cgh cgo cgr cgt cgy ch- cha chc che chg chh cho chr cht chy co- coa coc coe cog coh coo cor cot coy cra crc cre crg crh cro crr crt cry cta ctc cte ctg cth cto ctr ctt cty cya cyc cye cyg cyo cyr cyt eaa eac eae eag eah eao ear eat ec- eca ecc ece ecg ech eco ecr ect eea eec eee eeg eeo eer eet eey ega egc ege egg egh ego egr egt egy eha ehc ehe ehg ehh eho ehr eht eo- eoa eoc eoe eog eoh eoo eor eot era erc ere erg erh ero err ert ery eta etc ete etg eth eto etr ett ety eya eyc eye eyo eyr eyt gaa gac gae gag gah gao gar gat gay gca gcc gce gcg gch gco gcr gct ge- gea gec gee geg geh geo ger get gey gga ggc ggg ggh ggo ggr ggt gha ghc ghe ghg ghh gho ghr ght goa goc goe gog goh goo gor got goy gra grc gre grg grh gro grr grt gry gta gtc gte gtg gth gto gtr gtt gty gy- gya gye gyo gyr haa hac hae hag hah hao har hat hay hca hcc hce hcg hch hco hcr hct hcy he- hea hec hee heg heh heo her het hey hga hgc hge hgg hgh hgo hgr hgt hgy hha hhc hhe hhg hhh hho hhr hht hhy hoa hoc hoe hog hoh hoo hor hot hoy hr- hra hrc hre hrg hrh hro hrr hrt hta htc hte htg hth hto htr htt hty hy- hya hyc hye hyg hyh hyo hyr hyt hyy oaa oac oae oag oah oao oar oat oc- oca occ ocg och oco ocr oct oea oec oee oeg oeh oeo oer oet oey oga ogc oge ogg ogh ogo ogt ogy oha ohc ohe ohg ohh oho ohr oht oo- ooa ooc oog ooh ooo oor oot or- ora orc ore org orh oro orr ort ory ot- ota otc ote otg oth oto otr ott oya oye oyo ra- raa rac rae rag rah rao rar rat ray rca rcc rce rcg rch rco rcr rct re- rea rec ree reg reh reo rer ret rey rga rgc rge rgg rgh rgo rgr rgt rh- rha rhc rhe rhg rhh rho rhr rht roa roc roe rog roh roo ror rot roy rra rrc rrg rrh rrr rrt rta rtc rte rtg rto rtr rtt rty ry- rya ryc rye ryg ryo ryr ryy taa tac tae tag tah tao tar tat tay tca tcc tce tcg tch tco tcr tct te- tea tec tee teg teh teo ter tet tey tga tgc tge tgg tgh tgo tgr tgt tgy th- tha thc the thg thh tho thr tht thy to- toa toc toe tog toh too tor tot toy tra trc tre trg trh tro trr trt try tta ttc tte ttg tth tto ttr ttt tty tya tyc tye tyg tyo tyr tyt yaa yac yae yag yah yao yar yat yay yca ycc yce ych yco ycy yea yec yee yeg yeh yeo yer yet yey yga ygc ygo yha yhc yhe yht yoc yoe yog yoo yor yot yoy yra yrc yre yrg yro yrt yta ytc yte yth yto ytr ytt yyc yye yyg yyt yyy