-al -er a-a a-c a-t aaa aac aae aag aal aar aat aau ac- aca acc ace acg acl acr act acu aea aec aee aeg ael aer aet aeu ag- aga agc age agg agl agr agt agu al- ala alc ale alg all alr alt alu ar- ara arc are arg arl arr art aru at- ata atc ate atg atl atr att atu au- aua auc aue aug aul aur aut c-- caa cac cae cag cal car cat cau cca ccc cce ccg ccl ccr cct ccu ce- cea cec cee ceg cel cer cet ceu cga cgc cge cgg cgl cgr cgt cgu cl- cla clc cle clg cll clr clt clu cra crc cre crg crl crr crt cru cta ctc cte ctg ctl ctr ctt ctu cua cuc cue cug cul cur cut cuu eaa eac eae eag eal ear eat eau ec- eca ecc ece ecg ecl ecr ect ecu eea eec eee eeg eel eer eet ega egc ege egg egl egr egt egu ela elc ele elg ell elr elt elu era erc ere erg erl err ert eru eta etc ete etg etl etr ett etu eu- eua euc eue eug eul eur eut gaa gac gae gag gal gar gat gau gca gcc gce gcg gcl gcr gct gcu ge- gea gec gee geg gel ger get geu gga ggc ggg ggr ggt ggu gla glc gle glg gll glr glt glu gra grc gre grg grl grr grt gru gta gtc gte gtg gtl gtr gtt gtu gu- gua guc gue gug gul gur gut guu la- laa lac lae lag lal lar lat lau lca lcc lce lcg lcl lcr lct lcu lea lec lee leg lel ler let leu lga lgc lge lgg lgl lgr lgt lgu lla llc lle llg lll llr llt llu lra lrc lrg lrr lrt lru lta ltc lte ltg ltl ltr ltt ltu lua luc lue lug lul lur lut luu ra- raa rac rae rag ral rar rat rau rca rcc rce rcg rcl rcr rct rcu re- rea rec ree reg rel rer ret reu rga rgc rge rgg rgr rgt rla rlc rle rlg rll rlr rlt rlu rra rrc rrg rrl rrr rrt rru rta rtc rte rtg rtl rtr rtt rtu rua ruc rue rug rur rut ruu taa tac tae tag tal tar tat tau tca tcc tce tcg tcl tcr tct tcu te- tea tec tee teg tel ter tet teu tga tgc tge tgg tgl tgr tgt tgu tla tlc tle tlg tll tlr tlt tlu tra trc tre trg trl trr trt tru tta ttc tte ttg ttl ttr ttt ttu tua tuc tue tug tul tur tut tuu ua- uaa uac uae uag ual uar uat uau uca ucc uce ucg ucl ucr uct ucu uea uec uee ueg uel uer uet uga ugc uge ugg ugl ugr ugt ugu ula ulc ule ulg ull ulr ult ulu ur- ura urc ure urg url urr urt uru uta utc ute utl utr utt utu uua uuc uue uug uur uut uuu