-al -er -ic a-a a-b a-c a-i aaa aab aac aae aaf aai aal aan aar aau ab- aba abb abc abe abf abi abl abn abr abu ac- aca acb acc ace acf aci acl acn acr acu aea aeb aec aee aef aei ael aen aer aeu af- afa afb afc afe aff afi afl afn afr afu ai- aia aib aic aie aif aii ail ain air aiu al- ala alb alc ale alf ali all aln alr alu an- ana anb anc ane anf ani anl ann anr anu ar- ara arb arc are arf ari arl arn arr aru au- aua aub auc aue auf aui aul aun aur b-u baa bab bac bae baf bai bal ban bar bau bba bbb bbc bbe bbf bbi bbl bbn bbr bbu bca bcb bcc bce bcf bci bcl bcn bcr bcu be- bea beb bec bee bef bei bel ben ber beu bfa bfb bfc bfe bff bfi bfl bfn bfr bfu bi- bia bib bic bie bif bii bil bin bir biu bla blb blc ble blf bli bll bln blr blu bna bnb bnc bne bnf bni bnl bnn bnr bnu bra brb bre brf bri brl brn brr bru bua bub buc bue buf bui bul bun bur buu c-- caa cab cac cae caf cai cal can car cau cba cbb cbc cbe cbf cbi cbl cbn cbr cbu cca ccb ccc cce ccf cci ccl ccn ccr ccu ce- cea ceb cec cee cef cei cel cen cer ceu cfa cfb cfc cfe cff cfi cfl cfn cfr cfu ci- cia cib cic cie cif cii cil cin cir ciu cl- cla clb clc cle clf cli cll cln clr clu cn- cna cnb cnc cne cnf cni cnl cnn cnr cnu cra crb crc cre crf cri crl crn crr cru cua cub cuc cue cuf cui cul cun cur cuu eaa eab eac eae eaf eai eal ean ear eau eba ebb ebc ebe ebf ebi ebl ebn ebr ebu ec- eca ecb ecc ece ecf eci ecl ecn ecr ecu eea eeb eec eee eef eel een eer ef- efa efb efc efe eff efi efl efr eia eib eic eie eif eii eil ein eir eiu ela elb elc ele elf eli ell eln elr elu en- ena enb enc ene enf eni enl enn enr enu era erb erc ere erf eri erl ern err eru eu- eua eub euc eue euf eui eul eun eur faa fab fac fae faf fai fal fan far fau fba fbb fbc fbe fbf fbi fbl fbn fbr fbu fca fcb fcc fce fcf fci fcl fcn fcr fcu fea feb fec fee fef fei fel fen fer feu ffa ffc ffe fff ffi ffl ffn ffr ffu fia fib fic fie fif fii fil fin fir fiu fla flb flc fle flf fli fll fln flr flu fna fnb fnc fne fnf fni fnl fnn fnr fnu fra frb frc fre frf fri frl frn frr fru fua fub fue fuf fui ful fun fur fuu i-f ia- iaa iab iac iae iaf iai ial ian iar iau iba ibb ibc ibe ibf ibi ibl ibn ibr ibu ica icb icc ice icf ici icl icn icr icu ie- iea iec iee ief iei iel ien ier ifa ifb ifc ife iff ifi ifl ifn ifr ifu iia iib iic iie iif iii iil iin iir iiu il- ila ilb ilc ile ilf ili ill iln ilr ilu in- ina inb inc ine inf ini inl inn inr inu ir- ira irb irc ire irf iri irl irn irr iru iu- iua iub iuc iue iui iur la- laa lab lac lae laf lai lal lan lar lau lba lbb lbc lbe lbf lbi lbl lbr lbu lca lcb lcc lce lcf lci lcl lcn lcr lcu lea leb lec lee lef lei lel len ler leu lfa lfb lfc lfe lff lfi lfl lfn lfr lfu lia lib lic lie lif lii lil lin lir liu lla llb llc lle llf lli lll lln llr llu lna lnb lnc lne lni lnl lnn lnr lnu lra lrb lrc lrf lri lrn lrr lru lua lub luc lue luf lui lul lun lur luu n-i naa nab nac nae naf nai nal nan nar nau nba nbb nbc nbe nbf nbi nbl nbn nbr nbu nca ncb ncc nce ncf nci ncl ncn ncr ncu ne- nea neb nec nee nef nei nel nen ner neu nfa nfb nfc nfe nff nfi nfl nfn nfr nfu nia nib nic nie nif nii nil nin nir niu nla nlb nlc nle nlf nli nll nln nlr nlu nna nnb nnc nne nnf nni nnl nnn nnu nra nrb nrc nre nrf nri nrl nrn nrr nru nua nub nuc nue nui nul nun nur nuu ra- raa rab rac rae raf rai ral ran rar rau rba rbb rbc rbe rbf rbi rbl rbn rbr rbu rca rcb rcc rce rcf rci rcl rcn rcr rcu re- rea reb rec ree ref rei rel ren rer reu rfa rfb rfc rfe rff rfi rfl rfn rfr rfu ria rib ric rie rif rii ril rin rir rla rlc rle rlf rli rll rln rlr rlu rna rnb rnc rni rnn rnr rnu rra rrb rrc rrf rri rrl rrn rrr rru rua rub ruc rue ruf rui run rur ruu ua- uaa uab uac uae uaf uai ual uan uar uau uba ubb ubc ube ubf ubi ubl ubn ubr ubu uca ucb ucc uce ucf uci ucl ucn ucr ucu uea ueb uec uee uef uei uel uen uer ufa ufc ufe uff ufi ufl ufn ufr ufu uia uib uic uie uif uii uil uin uir uiu ula ulb ulc ule ulf uli ull uln ulr ulu un- una unb unc une unf uni unl unn unr unu ur- ura urb urc ure urf uri url urn