-er -ey a-a a-c a-t aaa aac aae aag aak aao aar aat aau aay ac- aca acc ace acg ack aco acr act acu acy aea aec aee aeg aek aeo aer aet aeu aey ag- aga agc age agg agk ago agr agt agu agy aka akc ake akg akk ako akr aku aoa aoc aoe aog aok aoo aor aot aou ar- ara arc are arg ark aro arr art aru ary at- ata atc ate atg ato atr att atu au- aua auc aue aug auk auo aur aut ay- aya ayc aye ayk ayo ayr ayt ayu c-- caa cac cae cag cak cao car cat cau cay cca ccc cce ccg cck cco ccr cct ccu ce- cea cec cee ceg cek ceo cer cet ceu cey cga cgc cge cgg cgo cgr cgt cgu cgy cka ckc cko ckt cky co- coa coc coe cog cok coo cor cot cou coy cra crc cre crg crk cro crr crt cru cry cta ctc cte ctg ctk cto ctr ctt ctu cty cua cuc cue cug cuk cuo cur cut cuu cuy cya cyc cye cyg cyk cyo cyr cyt eaa eac eae eag eak eao ear eat eau ec- eca ecc ece ecg eck eco ecr ect ecu eea eec eee eeg eek eeo eer eet eey ega egc ege egg ego egr egt egu egy eka ekc eke ekg eko ekr ekt eku eky eo- eoa eoc eoe eog eok eoo eor eot eou era erc ere erg erk ero err ert eru ery eta etc ete etg etk eto etr ett etu ety eu- eua euc eue eug eur eut eya eyc eye eyo eyr eyt gaa gac gae gag gak gao gar gat gau gay gca gcc gce gcg gck gco gcr gct gcu ge- gea gec gee geg gek geo ger get geu gey gga ggc ggg ggo ggr ggt ggu gka gko gkt goa goc goe gog gok goo gor got gou goy gra grc gre grg grk gro grr grt gru gry gta gtc gte gtg gtk gto gtr gtt gtu gty gu- gua guc gue gug guk guo gur gut guu guy gy- gya gye gyo gyr k-t ka- kaa kac kae kag kak kao kar kat kau kay kca kcc kce kcg kck kcr kct kcu ke- kea kec kee keg kek keo ker ket key kga kgc kgo kgu kgy kkc kke kkk kkr kkt kku kky koa koc koe kog kok koo kor kot kou koy kra krc krg krk kro krr krt kru kry kta ktc kte ktg ktk kto ktr ktt ktu kuc kue kug kuk kur kut kuu kuy kya kyc kye kyo kyr kyt kyu oaa oac oae oag oak oao oar oat oau oc- oca occ ocg ock oco ocr oct ocu oea oec oee oeg oeo oer oet oey oga ogc oge ogg ogo ogt ogy oka okc oke okg okk oko okr oku oo- ooa ooc oog ook ooo oor oot or- ora orc ore org ork oro orr ort oru ory ot- ota otc ote otg otk oto otr ott otu ou- oua ouc oue ouk ouo our out oya oye oyo ra- raa rac rae rag rak rao rar rat rau ray rca rcc rce rcg rco rcr rct rcu re- rea rec ree reg rek reo rer ret reu rey rga rgc rge rgg rgk rgo rgr rgt rkc rke rkg rkk rko rkt rku rky roa roc roe rog rok roo ror rot rou roy rra rrc rrg rrk rrr rrt rru rta rtc rte rtg rtk rto rtr rtt rtu rty rua ruc rue rug ruk ruo rur rut ruu ruy ry- rya ryc rye ryg ryk ryo ryr ryu ryy taa tac tae tag tak tao tar tat tau tay tca tcc tce tcg tck tco tcr tct tcu te- tea tec tee teg tek teo ter tet teu tey tga tgc tge tgg tgk tgo tgr tgt tgu tgy tka tkc tke tkg tkk tko tkr tkt tky to- toa toc toe tog tok too tor tot tou toy tra trc tre trg trk tro trr trt tru try tta ttc tte ttg ttk tto ttr ttt ttu tty tua tuc tue tug tuk tuo tur tut tuu tuy tya tyc tye tyg tyo tyr tyt ua- uaa uac uae uag uak uao uar uat uau uay uca ucc uce ucg uck uco ucr uct ucu uea uec uee ueg uer uet uey uga ugc uge ugg ugk ugo ugr ugt ugu uka ukc uke ukk ukr uku uoa uoc uoe uog uok uoo uor uot ur- ura urc ure urg urk uro urr urt uru ury uta utc ute utk uto utr utt utu uty uua uuc uue uug uur uut uuu uyc uyo uyu yaa yac yae yag yak yao yar yat yau yay yca ycc yce yco ycu ycy yea yec yee yeg yek yeo yer yet yey yga ygc ygo yka ykk yoc yoe yog yok yoo yor yot you yoy yra yrc yre yrg yro yrt yru yta ytc yte ytk yto ytr ytt ytu yua yue yug yuk yuo yur yut yuu yuy yyc yye yyg yyt yyu yyy