-al -er -ol a-a a-c aaa aac aae aag aal aan aao aar aau ac- aca acc ace acg acl acn aco acr acu aea aec aee aeg ael aen aeo aer aeu ag- aga agc age agg agl agn ago agr agu al- ala alc ale alg all aln alo alr alu an- ana anc ane ang anl ann ano anr anu aoa aoc aoe aog aol aon aoo aor aou ar- ara arc are arg arl arn aro arr aru au- aua auc aue aug aul aun auo aur c-- caa cac cae cag cal can cao car cau cca ccc cce ccg ccl ccn cco ccr ccu ce- cea cec cee ceg cel cen ceo cer ceu cga cgc cge cgg cgl cgn cgo cgr cgu cl- cla clc cle clg cll cln clo clr clu cn- cna cnc cne cng cnl cnn cno cnr cnu co- coa coc coe cog col con coo cor cou cra crc cre crg crl crn cro crr cru cua cuc cue cug cul cun cuo cur cuu eaa eac eae eag eal ean eao ear eau ec- eca ecc ece ecg ecl ecn eco ecr ecu eea eec eee eeg eel een eeo eer ega egc ege egg egl egn ego egr egu ela elc ele elg ell eln elo elr elu en- ena enc ene eng enl enn eno enr enu eo- eoa eoc eoe eog eol eon eoo eor eou era erc ere erg erl ern ero err eru eu- eua euc eue eug eul eun eur gaa gac gae gag gal gan gao gar gau gca gcc gce gcg gcl gcn gco gcr gcu ge- gea gec gee geg gel gen geo ger geu gga ggc ggg ggn ggo ggr ggu gla glc gle glg gll gln glo glr glu gna gnc gne gnl gnn gno gnr gnu goa goc goe gog gol gon goo gor gou gra grc gre grg grl grn gro grr gru gu- gua guc gue gug gul gun guo gur guu la- laa lac lae lag lal lan lao lar lau lca lcc lce lcg lcl lcn lco lcr lcu lea lec lee leg lel len leo ler leu lga lgc lge lgg lgl lgn lgo lgr lgu lla llc lle llg lll lln llo llr llu lna lnc lne lng lnl lnn lno lnr lnu loa loc loe log lol lon loo lor lou lra lrc lrg lrn lro lrr lru lua luc lue lug lul lun luo lur luu naa nac nae nag nal nan nao nar nau nca ncc nce ncg ncl ncn nco ncr ncu ne- nea nec nee neg nel nen neo ner neu nga ngc nge ngg ngl ngn ngo ngu nla nlc nle nlg nll nln nlo nlr nlu nna nnc nne nng nnl nnn nno nnu no- noa noc noe nog nol non noo nor nou nra nrc nre nrg nrl nrn nro nrr nru nua nuc nue nug nul nun nuo nur nuu oaa oac oae oag oal oan oao oar oau oc- oca occ ocg ocl ocn oco ocr ocu oea oec oee oeg oel oen oeo oer oga ogc oge ogg ogl ogn ogo ola olc ole olg oll oln olo olu on- ona onc one ong onl onn ono onr onu oo- ooa ooc oog ool oon ooo oor or- ora orc ore org orl orn oro orr oru ou- oua ouc oue oul oun ouo our ra- raa rac rae rag ral ran rao rar rau rca rcc rce rcg rcl rcn rco rcr rcu re- rea rec ree reg rel ren reo rer reu rga rgc rge rgg rgn rgo rgr rla rlc rle rlg rll rln rlo rlr rlu rna rnc rng rnn rno rnr rnu roa roc roe rog rol ron roo ror rou rra rrc rrg rrl rrn rrr rru rua ruc rue rug run ruo rur ruu ua- uaa uac uae uag ual uan uao uar uau uca ucc uce ucg ucl ucn uco ucr ucu uea uec uee ueg uel uen uer uga ugc uge ugg ugl ugn ugo ugr ugu ula ulc ule ulg ull uln ulo ulr ulu un- una unc une ung unl unn uno unr unu uoa uoc uoe uog uol uon uoo uor ur- ura urc ure urg url urn uro urr uru uua uuc uue uug uun uur uuu