-ic bbb bbc bbe bbf bbi bbl bbn bbt bcb bcc bce bcf bci bcl bcn bct be- beb bec bee bef bei bel ben bet bfb bfc bfe bff bfi bfl bfn bft bi- bib bic bie bif bii bil bin bit blb blc ble blf bli bll bln blt bnb bnc bne bnf bni bnl bnn bnt btb btc bte btf bti btl btn btt c-- cbb cbc cbe cbf cbi cbl cbn cbt ccb ccc cce ccf cci ccl ccn cct ce- ceb cec cee cef cei cel cen cet cfb cfc cfe cff cfi cfl cfn cft ci- cib cic cie cif cii cil cin cit cl- clb clc cle clf cli cll cln clt cn- cnb cnc cne cnf cni cnl cnn cnt ctb ctc cte ctf cti ctl ctn ctt ebb ebc ebe ebf ebi ebl ebn ebt ec- ecb ecc ece ecf eci ecl ecn ect eeb eec eee eef eel een eet ef- efb efc efe eff efi efl eft eib eic eie eif eii eil ein eit elb elc ele elf eli ell eln elt en- enb enc ene enf eni enl enn ent etb etc ete etf eti etl etn ett fbb fbc fbe fbf fbi fbl fbn fbt fcb fcc fce fcf fci fcl fcn fct feb fec fee fef fei fel fen fet ffc ffe fff ffi ffl ffn fft fib fic fie fif fii fil fin fit flb flc fle flf fli fll fln flt fnb fnc fne fnf fni fnl fnn fnt ftb ftc fte ftf fti ftl ftn ftt i-f ibb ibc ibe ibf ibi ibl ibn ibt icb icc ice icf ici icl icn ict ie- iec iee ief iei iel ien iet ifb ifc ife iff ifi ifl ifn ift iib iic iie iif iii iil iin iit il- ilb ilc ile ilf ili ill iln ilt in- inb inc ine inf ini inl inn int itb itc ite itf iti itl itn itt lbb lbc lbe lbf lbi lbl lbt lcb lcc lce lcf lci lcl lcn lct leb lec lee lef lei lel len let lfb lfc lfe lff lfi lfl lfn lft lib lic lie lif lii lil lin lit llb llc lle llf lli lll lln llt lnb lnc lne lni lnl lnn lnt ltb ltc lte ltf lti ltl ltt n-i nbb nbc nbe nbf nbi nbl nbn nbt ncb ncc nce ncf nci ncl ncn nct ne- neb nec nee nef nei nel nen net nfb nfc nfe nff nfi nfl nfn nft nib nic nie nif nii nil nin nit nlb nlc nle nlf nli nll nln nlt nnb nnc nne nnf nni nnl nnn nnt ntb ntc nte ntf nti ntn ntt tbb tbc tbe tbf tbi tbl tbn tbt tcb tcc tce tcf tci tcl tcn tct te- teb tec tee tef tei tel ten tet tfb tfc tfe tff tfi tfl tfn tft tib tic tie tif tii til tin tit tlc tle tlf tli tll tln tlt tnb tnc tne tnf tni tnl tnn tnt ttb ttc tte ttf tti ttl ttn ttt