-al -er -ic a-a a-b a-c a-i a-t aaa aab aac aae aag aai aal aan aar aat aau ab- aba abb abc abe abg abi abl abn abr abt abu ac- aca acb acc ace acg aci acl acn acr act acu aea aeb aec aee aeg aei ael aen aer aet aeu ag- aga agb agc age agg agi agl agn agr agt agu ai- aia aib aic aie aig aii ail ain air ait aiu al- ala alb alc ale alg ali all aln alr alt alu an- ana anb anc ane ang ani anl ann anr ant anu ar- ara arb arc are arg ari arl arn arr art aru at- ata atb atc ate atg ati atl atn atr att atu au- aua aub auc aue aug aui aul aun aur aut b-u baa bab bac bae bag bai bal ban bar bat bau bba bbb bbc bbe bbg bbi bbl bbn bbr bbt bbu bca bcb bcc bce bcg bci bcl bcn bcr bct bcu be- bea beb bec bee beg bei bel ben ber bet beu bga bgb bgc bge bgg bgi bgl bgn bgr bgt bgu bi- bia bib bic bie big bii bil bin bir bit biu bla blb blc ble blg bli bll bln blr blt blu bna bnb bnc bne bng bni bnl bnn bnr bnt bnu bra brb bre brg bri brl brn brr brt bru bta btb btc bte btg bti btl btn btr btt btu bua bub buc bue bug bui bul bun bur but buu c-- caa cab cac cae cag cai cal can car cat cau cba cbb cbc cbe cbg cbi cbl cbn cbr cbt cbu cca ccb ccc cce ccg cci ccl ccn ccr cct ccu ce- cea ceb cec cee ceg cei cel cen cer cet ceu cga cgb cgc cge cgg cgi cgl cgn cgr cgt cgu ci- cia cib cic cie cig cii cil cin cir cit ciu cl- cla clb clc cle clg cli cll cln clr clt clu cn- cna cnb cnc cne cng cni cnl cnn cnr cnt cnu cra crb crc cre crg cri crl crn crr crt cru cta ctb ctc cte ctg cti ctl ctn ctr ctt ctu cua cub cuc cue cug cui cul cun cur cut cuu eaa eab eac eae eag eai eal ean ear eat eau eba ebb ebc ebe ebg ebi ebl ebn ebr ebt ebu ec- eca ecb ecc ece ecg eci ecl ecn ecr ect ecu eea eeb eec eee eeg eel een eer eet ega egb egc ege egg egi egl egn egr egt egu eia eib eic eie eig eii eil ein eir eit eiu ela elb elc ele elg eli ell eln elr elt elu en- ena enb enc ene eng eni enl enn enr ent enu era erb erc ere erg eri erl ern err ert eru eta etb etc ete etg eti etl etn etr ett etu eu- eua eub euc eue eug eui eul eun eur eut gaa gab gac gae gag gai gal gan gar gat gau gba gbc gbe gbg gbi gbl gbn gbr gbt gbu gca gcb gcc gce gcg gci gcl gcn gcr gct gcu ge- gea geb gec gee geg gei gel gen ger get geu gga ggb ggc ggg ggi ggn ggr ggt ggu gia gib gic gie gig gii gil gin gir git giu gla glb glc gle glg gli gll gln glr glt glu gna gnb gnc gne gni gnl gnn gnr gnt gnu gra grb grc gre grg gri grl grn grr grt gru gta gtb gtc gte gtg gti gtl gtn gtr gtt gtu gu- gua gub guc gue gug gui gul gun gur gut guu ia- iaa iab iac iae iag iai ial ian iar iat iau iba ibb ibc ibe ibg ibi ibl ibn ibr ibt ibu ica icb icc ice icg ici icl icn icr ict icu ie- iea iec iee ieg iei iel ien ier iet iga igb igc ige igg igi igl ign igr igt igu iia iib iic iie iii iil iin iir iit iiu il- ila ilb ilc ile ilg ili ill iln ilr ilt ilu in- ina inb inc ine ing ini inl inn inr int inu ir- ira irb irc ire irg iri irl irn irr irt iru ita itb itc ite itg iti itl itn itt itu iu- iua iub iuc iue iug iui iur iut la- laa lab lac lae lag lai lal lan lar lat lau lba lbb lbc lbe lbg lbi lbl lbr lbt lbu lca lcb lcc lce lcg lci lcl lcn lcr lct lcu lea leb lec lee leg lei lel len ler let leu lga lgb lgc lge lgg lgi lgl lgn lgr lgt lgu lia lib lic lie lig lii lil lin lir lit liu lla llb llc lle llg lli lll lln llr llt llu lna lnb lnc lne lng lni lnl lnn lnr lnt lnu lra lrb lrc lrg lri lrn lrr lrt lru lta ltb ltc lte ltg lti ltl ltr ltt ltu lua lub luc lue lug lui lul lun lur lut luu n-i naa nab nac nae nag nai nal nan nar nat nau nba nbb nbc nbe nbg nbi nbl nbn nbr nbt nbu nca ncb ncc nce ncg nci ncl ncn ncr nct ncu ne- nea neb nec nee neg nei nel nen ner net neu nga ngb ngc nge ngg ngi ngl ngn ngt ngu nia nib nic nie nig nii nil nin nir nit niu nla nlb nlc nle nlg nli nll nln nlr nlt nlu nna nnb nnc nne nng nni nnl nnn nnt nnu nra nrb nrc nre nrg nri nrl nrn nrr nrt nru nta ntb ntc nte ntg nti ntn ntr ntt ntu nua nub nuc nue nug nui nul nun nur nut nuu ra- raa rab rac rae rag rai ral ran rar rat rau rba rbb rbc rbe