-al -er -ic a-a a-b a-c a-i a-t aaa aab aac aae aai aal aan aar aas aat aau ab- aba abb abc abe abi abl abn abr abs abt abu ac- aca acb acc ace aci acl acn acr acs act acu aea aeb aec aee aei ael aen aer aes aet aeu ai- aia aib aic aie aii ail ain air ais ait aiu al- ala alb alc ale ali all aln alr als alt alu an- ana anb anc ane ani anl ann anr ans ant anu ar- ara arb arc are ari arl arn arr ars art aru as- asa asb asc ase asi asl asn asr ass ast asu at- ata atb atc ate ati atl atn atr ats att atu au- aua aub auc aue aui aul aun aur aus aut b-u baa bab bac bae bai bal ban bar bas bat bau bba bbb bbc bbe bbi bbl bbn bbr bbs bbt bbu bca bcb bcc bce bci bcl bcn bcr bcs bct bcu be- bea beb bec bee bei bel ben ber bes bet beu bi- bia bib bic bie bii bil bin bir bis bit biu bla blb blc ble bli bll bln blr bls blt blu bna bnb bnc bne bni bnl bnn bnr bns bnt bnu bra brb bre bri brl brn brr brs brt bru bsa bsb bsc bse bsi bsl bsn bsr bss bst bsu bta btb btc bte bti btl btn btr bts btt btu bua bub buc bue bui bul bun bur bus but buu c-- caa cab cac cae cai cal can car cas cat cau cba cbb cbc cbe cbi cbl cbn cbr cbs cbt cbu cca ccb ccc cce cci ccl ccn ccr ccs cct ccu ce- cea ceb cec cee cei cel cen cer ces cet ceu ci- cia cib cic cie cii cil cin cir cis cit ciu cl- cla clb clc cle cli cll cln clr cls clt clu cn- cna cnb cnc cne cni cnl cnn cnr cns cnt cnu cra crb crc cre cri crl crn crr crs crt cru csa csb csc cse csi csl csn csr css cst csu cta ctb ctc cte cti ctl ctn ctr cts ctt ctu cua cub cuc cue cui cul cun cur cus cut cuu eaa eab eac eae eai eal ean ear eas eat eau eba ebb ebc ebe ebi ebl ebn ebr ebs ebt ebu ec- eca ecb ecc ece eci ecl ecn ecr ecs ect ecu eea eeb eec eee eel een eer ees eet eia eib eic eie eii eil ein eir eis eit eiu ela elb elc ele eli ell eln elr els elt elu en- ena enb enc ene eni enl enn enr ens ent enu era erb erc ere eri erl ern err ers ert eru es- esa esb esc ese esi esl esn esr ess est esu eta etb etc ete eti etl etn etr ets ett etu eu- eua eub euc eue eui eul eun eur eus eut ia- iaa iab iac iae iai ial ian iar ias iat iau iba ibb ibc ibe ibi ibl ibn ibr ibs ibt ibu ica icb icc ice ici icl icn icr ics ict icu ie- iea iec iee iei iel ien ier ies iet iia iib iic iie iii iil iin iir iis iit iiu il- ila ilb ilc ile ili ill iln ilr ils ilt ilu in- ina inb inc ine ini inl inn inr ins int inu ir- ira irb irc ire iri irl irn irr irs irt iru is- isa isb isc ise isi isl isn isr iss ist isu ita itb itc ite iti itl itn its itt itu iu- iua iub iuc iue iui iur ius iut la- laa lab lac lae lai lal lan lar las lat lau lba lbb lbc lbe lbi lbl lbr lbs lbt lbu lca lcb lcc lce lci lcl lcn lcr lcs lct lcu lea leb lec lee lei lel len ler les let leu lia lib lic lie lii lil lin lir lis lit liu lla llb llc lle lli lll lln llr lls llt llu lna lnb lnc lne lni lnl lnn lnr lns lnt lnu lra lrb lrc lri lrn lrr lrs lrt lru lsa lsb lsc lse lsi lsl lsn lsr lss lst lsu lta ltb ltc lte lti ltl ltr lts ltt ltu lua lub luc lue lui lul lun lur lus lut luu n-i naa nab nac nae nai nal nan nar nas nat nau nba nbb nbc nbe nbi nbl nbn nbr nbs nbt nbu nca ncb ncc nce nci ncl ncn ncr ncs nct ncu ne- nea neb nec nee nei nel nen ner nes net neu nia nib nic nie nii nil nin nir nis nit niu nla nlb nlc nle nli nll nln nlr nls nlt nlu nna nnb nnc nne nni nnl nnn nns nnt nnu nra nrb nrc nre nri nrl nrn nrr nrs nrt nru nsa nsb nsc nse nsi nsl nsn nsr nss nst nsu nta ntb ntc nte nti ntn ntr nts ntt ntu nua nub nuc nue nui nul nun nur nus nut nuu ra- raa rab rac rae rai ral ran rar ras rat rau rba rbb rbc rbe rbi rbl rbn rbr rbs rbt rbu rca rcb rcc rce rci rcl rcn rcr rcs rct rcu re- rea reb rec ree rei rel ren rer res ret reu ria rib ric rie rii ril rin rir ris rit rla rlc rle rli rll rln rlr rls rlt rlu rna rnb rnc rni rnn rnr rns rnt rnu rra rrb rrc rri rrl rrn rrr rrs rrt rru rsa rsb rsc rse rsi rsl rsn rsr rss rst rsu rta rtb rtc rte rti rtl rtn rtr rts rtt rtu rua rub ruc rue rui run rur rus rut ruu saa sab sac sae sai sal san sar sas sat sau sba sbb sbc