-al -er -ic a-a a-b a-c a-i a-t aaa aab aac aae aai aal aan aar aat aau aax ab- aba abb abc abe abi abl abn abr abt abu abx ac- aca acb acc ace aci acl acn acr act acu acx aea aeb aec aee aei ael aen aer aet aeu aex ai- aia aib aic aie aii ail ain air ait aiu aix al- ala alb alc ale ali all aln alr alt alu alx an- ana anb anc ane ani anl ann anr ant anu anx ar- ara arb arc are ari arl arn arr art aru arx at- ata atb atc ate ati atl atn atr att atu atx au- aua aub auc aue aui aul aun aur aut aux ax- axa axe axi axl axn axr axt axx b-u baa bab bac bae bai bal ban bar bat bau bax bba bbb bbc bbe bbi bbl bbn bbr bbt bbu bbx bca bcb bcc bce bci bcl bcn bcr bct bcu bcx be- bea beb bec bee bei bel ben ber bet beu bex bi- bia bib bic bie bii bil bin bir bit biu bix bla blb blc ble bli bll bln blr blt blu blx bna bnb bnc bne bni bnl bnn bnr bnt bnu bnx bra brb bre bri brl brn brr brt bru brx bta btb btc bte bti btl btn btr btt btu btx bua bub buc bue bui bul bun bur but buu bux bxb bxi bxl bxn bxx c-- caa cab cac cae cai cal can car cat cau cax cba cbb cbc cbe cbi cbl cbn cbr cbt cbu cbx cca ccb ccc cce cci ccl ccn ccr cct ccu ccx ce- cea ceb cec cee cei cel cen cer cet ceu cex ci- cia cib cic cie cii cil cin cir cit ciu cix cl- cla clb clc cle cli cll cln clr clt clu clx cn- cna cnb cnc cne cni cnl cnn cnr cnt cnu cnx cra crb crc cre cri crl crn crr crt cru crx cta ctb ctc cte cti ctl ctn ctr ctt ctu ctx cua cub cuc cue cui cul cun cur cut cuu cxc cxi cxl cxr cxt cxx eaa eab eac eae eai eal ean ear eat eau eax eba ebb ebc ebe ebi ebl ebn ebr ebt ebu ebx ec- eca ecb ecc ece eci ecl ecn ecr ect ecu ecx eea eeb eec eee eel een eer eet eex eia eib eic eie eii eil ein eir eit eiu eix ela elb elc ele eli ell eln elr elt elu elx en- ena enb enc ene eni enl enn enr ent enu era erb erc ere eri erl ern err ert eru eta etb etc ete eti etl etn etr ett etu etx eu- eua eub euc eue eui eul eun eur eut eux ex- exa exc exe exi exl exr ext exu exx ia- iaa iab iac iae iai ial ian iar iat iau iba ibb ibc ibe ibi ibl ibn ibr ibt ibu ibx ica icb icc ice ici icl icn icr ict icu ie- iea iec iee iei iel ien ier iet iex iia iib iic iie iii iil iin iir iit iiu iix il- ila ilb ilc ile ili ill iln ilr ilt ilu ilx in- ina inb inc ine ini inl inn inr int inu inx ir- ira irb irc ire iri irl irn irr irt iru irx ita itb itc ite iti itl itn itt itu itx iu- iua iub iuc iue iui iur iut ixc ixe ixi ixl ixn la- laa lab lac lae lai lal lan lar lat lau lax lba lbb lbc lbe lbi lbl lbr lbt lbu lbx lca lcb lcc lce lci lcl lcn lcr lct lcu lcx lea leb lec lee lei lel len ler let leu lex lia lib lic lie lii lil lin lir lit liu lix lla llb llc lle lli lll lln llr llt llu lna lnb lnc lne lni lnl lnn lnr lnt lnu lra lrb lrc lri lrn lrr lrt lru lta ltb ltc lte lti ltl ltr ltt ltu ltx lua lub luc lue lui lul lun lur lut luu lux lxc lxi lxr lxx n-i naa nab nac nae nai nal nan nar nat nau nax nba nbb nbc nbe nbi nbl nbn nbr nbt nbu nbx nca ncb ncc nce nci ncl ncn ncr nct ncu ncx ne- nea neb nec nee nei nel nen ner net neu nex nia nib nic nie nii nil nin nir nit niu nix nla nlb nlc nle nli nll nln nlr nlt nlu nlx nna nnb nnc nne nni nnl nnn nnt nnu nra nrb nrc nre nri nrl nrn nrr nrt nru nrx nta ntb ntc nte nti ntn ntr ntt ntu ntx nua nub nuc nue nui nul nun nur nut nuu nux nxc nxl nxt ra- raa rab rac rae rai ral ran rar rat rau rax rba rbb rbc rbe rbi rbl rbn rbr rbt rbu rbx rca rcb rcc rce rci rcl rcn rcr rct rcu rcx re- rea reb rec ree rei rel ren rer ret reu rex ria rib ric rie rii ril rin rir rit rix rla rlc rle rli rll rln rlr rlt rlu rna rnb rnc rni rnn rnr rnt rnu rra rrb rrc rri rrl rrn rrr rrt rru rta rtb rtc rte rti rtl rtn rtr rtt rtu rtx rua rub ruc rue rui run rur rut ruu rux rxr t-x taa tab tac tae tai tal tan tar tat tau tax tba tbb tbc tbe tbi tbl tbn tbr tbt tbu tca tcb tcc tce tci tcl tcn tcr tct tcu tcx te- tea teb tec tee tei tel ten ter tet teu tex tia tib tic tie tii til tin tir tit tiu tix tla tlc tle tli tll tln tlr tlt tlu tlx tna tnb tnc tne tni tnl tnn tnr tnt