-al -er a-a a-c aaa aac aae aag aal aan aar aau ac- aca acc ace acg acl acn acr acu aea aec aee aeg ael aen aer aeu ag- aga agc age agg agl agn agr agu al- ala alc ale alg all aln alr alu an- ana anc ane ang anl ann anr anu ar- ara arc are arg arl arn arr aru au- aua auc aue aug aul aun aur c-- caa cac cae cag cal can car cau cca ccc cce ccg ccl ccn ccr ccu ce- cea cec cee ceg cel cen cer ceu cga cgc cge cgg cgl cgn cgr cgu cl- cla clc cle clg cll cln clr clu cn- cna cnc cne cng cnl cnn cnr cnu cra crc cre crg crl crn crr cru cua cuc cue cug cul cun cur cuu eaa eac eae eag eal ean ear eau ec- eca ecc ece ecg ecl ecn ecr ecu eea eec eee eeg eel een eer ega egc ege egg egl egn egr egu ela elc ele elg ell eln elr elu en- ena enc ene eng enl enn enr enu era erc ere erg erl ern err eru eu- eua euc eue eug eul eun eur gaa gac gae gag gal gan gar gau gca gcc gce gcg gcl gcn gcr gcu ge- gea gec gee geg gel gen ger geu gga ggc ggg ggn ggr ggu gla glc gle glg gll gln glr glu gna gnc gne gnl gnn gnr gnu gra grc gre grg grl grn grr gru gu- gua guc gue gug gul gun gur guu la- laa lac lae lag lal lan lar lau lca lcc lce lcg lcl lcn lcr lcu lea lec lee leg lel len ler leu lga lgc lge lgg lgl lgn lgr lgu lla llc lle llg lll lln llr llu lna lnc lne lng lnl lnn lnr lnu lra lrc lrg lrn lrr lru lua luc lue lug lul lun lur luu naa nac nae nag nal nan nar nau nca ncc nce ncg ncl ncn ncr ncu ne- nea nec nee neg nel nen ner neu nga ngc nge ngg ngl ngn ngu nla nlc nle nlg nll nln nlr nlu nna nnc nne nng nnl nnn nnu nra nrc nre nrg nrl nrn nrr nru nua nuc nue nug nul nun nur nuu ra- raa rac rae rag ral ran rar rau rca rcc rce rcg rcl rcn rcr rcu re- rea rec ree reg rel ren rer reu rga rgc rge rgg rgn rgr rla rlc rle rlg rll rln rlr rlu rna rnc rng rnn rnr rnu rra rrc rrg rrl rrn rrr rru rua ruc rue rug run rur ruu ua- uaa uac uae uag ual uan uar uau uca ucc uce ucg ucl ucn ucr ucu uea uec uee ueg uel uen uer uga ugc uge ugg ugl ugn ugr ugu ula ulc ule ulg ull uln ulr ulu un- una unc une ung unl unn unr unu ur- ura urc ure urg url urn urr uru uua uuc uue uug uun uur uuu