-al a-a a-b a-i a-t aaa aab aae aaf aai aal aan aat ab- aba abb abe abf abi abl abn abt aea aeb aee aef aei ael aen aet af- afa afb afe aff afi afl afn aft ai- aia aib aie aif aii ail ain ait al- ala alb ale alf ali all aln alt an- ana anb ane anf ani anl ann ant at- ata atb ate atf ati atl atn att baa bab bae baf bai bal ban bat bba bbb bbe bbf bbi bbl bbn bbt be- bea beb bee bef bei bel ben bet bfa bfb bfe bff bfi bfl bfn bft bi- bia bib bie bif bii bil bin bit bla blb ble blf bli bll bln blt bna bnb bne bnf bni bnl bnn bnt bta btb bte btf bti btl btn btt eaa eab eae eaf eai eal ean eat eba ebb ebe ebf ebi ebl ebn ebt eea eeb eee eef eel een eet ef- efa efb efe eff efi efl eft eia eib eie eif eii eil ein eit ela elb ele elf eli ell eln elt en- ena enb ene enf eni enl enn ent eta etb ete etf eti etl etn ett faa fab fae faf fai fal fan fat fba fbb fbe fbf fbi fbl fbn fbt fea feb fee fef fei fel fen fet ffa ffe fff ffi ffl ffn fft fia fib fie fif fii fil fin fit fla flb fle flf fli fll fln flt fna fnb fne fnf fni fnl fnn fnt fta ftb fte ftf fti ftl ftn ftt i-f ia- iaa iab iae iaf iai ial ian iat iba ibb ibe ibf ibi ibl ibn ibt ie- iea iee ief iei iel ien iet ifa ifb ife iff ifi ifl ifn ift iia iib iie iif iii iil iin iit il- ila ilb ile ilf ili ill iln ilt in- ina inb ine inf ini inl inn int ita itb ite itf iti itl itn itt la- laa lab lae laf lai lal lan lat lba lbb lbe lbf lbi lbl lbt lea leb lee lef lei lel len let lfa lfb lfe lff lfi lfl lfn lft lia lib lie lif lii lil lin lit lla llb lle llf lli lll lln llt lna lnb lne lni lnl lnn lnt lta ltb lte ltf lti ltl ltt n-i naa nab nae naf nai nal nan nat nba nbb nbe nbf nbi nbl nbn nbt ne- nea neb nee nef nei nel nen net nfa nfb nfe nff nfi nfl nfn nft nia nib nie nif nii nil nin nit nla nlb nle nlf nli nll nln nlt nna nnb nne nnf nni nnl nnn nnt nta ntb nte ntf nti ntn ntt taa tab tae taf tai tal tan tat tba tbb tbe tbf tbi tbl tbn tbt te- tea teb tee tef tei tel ten tet tfa tfb tfe tff tfi tfl tfn tft tia tib tie tif tii til tin tit tla tle tlf tli tll tln tlt tna tnb tne tnf tni tnl tnn tnt tta ttb tte ttf tti ttl ttn ttt