-al -er -ic a-a a-c a-i aaa aac aae aag aai aal aar aau ac- aca acc ace acg aci acl acr acu aea aec aee aeg aei ael aer aeu ag- aga agc age agg agi agl agr agu ai- aia aic aie aig aii ail air aiu al- ala alc ale alg ali all alr alu ar- ara arc are arg ari arl arr aru au- aua auc aue aug aui aul aur c-- caa cac cae cag cai cal car cau cca ccc cce ccg cci ccl ccr ccu ce- cea cec cee ceg cei cel cer ceu cga cgc cge cgg cgi cgl cgr cgu ci- cia cic cie cig cii cil cir ciu cl- cla clc cle clg cli cll clr clu cra crc cre crg cri crl crr cru cua cuc cue cug cui cul cur cuu eaa eac eae eag eai eal ear eau ec- eca ecc ece ecg eci ecl ecr ecu eea eec eee eeg eel eer ega egc ege egg egi egl egr egu eia eic eie eig eii eil eir eiu ela elc ele elg eli ell elr elu era erc ere erg eri erl err eru eu- eua euc eue eug eui eul eur gaa gac gae gag gai gal gar gau gca gcc gce gcg gci gcl gcr gcu ge- gea gec gee geg gei gel ger geu gga ggc ggg ggi ggr ggu gia gic gie gig gii gil gir giu gla glc gle glg gli gll glr glu gra grc gre grg gri grl grr gru gu- gua guc gue gug gui gul gur guu ia- iaa iac iae iag iai ial iar iau ica icc ice icg ici icl icr icu ie- iea iec iee ieg iei iel ier iga igc ige igg igi igl igr igu iia iic iie iii iil iir iiu il- ila ilc ile ilg ili ill ilr ilu ir- ira irc ire irg iri irl irr iru iu- iua iuc iue iug iui iur la- laa lac lae lag lai lal lar lau lca lcc lce lcg lci lcl lcr lcu lea lec lee leg lei lel ler leu lga lgc lge lgg lgi lgl lgr lgu lia lic lie lig lii lil lir liu lla llc lle llg lli lll llr llu lra lrc lrg lri lrr lru lua luc lue lug lui lul lur luu ra- raa rac rae rag rai ral rar rau rca rcc rce rcg rci rcl rcr rcu re- rea rec ree reg rei rel rer reu rga rgc rge rgg rgi rgr ria ric rie rig rii ril rir rla rlc rle rlg rli rll rlr rlu rra rrc rrg rri rrl rrr rru rua ruc rue rug rui rur ruu ua- uaa uac uae uag uai ual uar uau uca ucc uce ucg uci ucl ucr ucu uea uec uee ueg uei uel uer uga ugc uge ugg ugi ugl ugr ugu uia uic uie uig uii uil uir uiu ula ulc ule ulg uli ull ulr ulu ur- ura urc ure urg uri url urr uru uua uuc uue uug uur uuu