-ic bbb bbc bbd bbe bbf bbi bbl bbn bbt bcb bcc bcd bce bcf bci bcl bcn bct bdb bdc bdd bde bdf bdi bdl bdt be- beb bec bed bee bef bei bel ben bet bfb bfc bfd bfe bff bfi bfl bfn bft bi- bib bic bid bie bif bii bil bin bit blb blc bld ble blf bli bll bln blt bnb bnc bnd bne bnf bni bnl bnn bnt btb btc btd bte btf bti btl btn btt c-- cbb cbc cbd cbe cbf cbi cbl cbn cbt ccb ccc ccd cce ccf cci ccl ccn cct cdb cdc cdd cde cdf cdi cdl cdn cdt ce- ceb cec ced cee cef cei cel cen cet cfb cfc cfd cfe cff cfi cfl cfn cft ci- cib cic cid cie cif cii cil cin cit cl- clb clc cld cle clf cli cll cln clt cn- cnb cnc cnd cne cnf cni cnl cnn cnt ctb ctc ctd cte ctf cti ctl ctn ctt dbb dbc dbd dbe dbf dbi dbl dbn dbt dcb dcc dcd dce dcf dci dcl dcn dct ddb ddc ddd dde ddf ddi ddl ddn ddt de- deb dec ded dee def dei del den det dfb dfc dfd dfe dff dfi dfl dfn dft di- dib dic did die dif dii dil din dit dl- dlb dlc dld dle dlf dli dll dlt dnb dnc dnd dne dnf dni dnl dnn dnt dtb dtc dtd dte dtf dti dtl dtn dtt ebb ebc ebd ebe ebf ebi ebl ebn ebt ec- ecb ecc ecd ece ecf eci ecl ecn ect ed- edb edc edd ede edf edi edl edn edt eeb eec eed eee eef eel een eet ef- efb efc efd efe eff efi efl eft eib eic eid eie eif eii eil ein eit elb elc eld ele elf eli ell eln elt en- enb enc end ene enf eni enl enn ent etb etc etd ete etf eti etl etn ett fbb fbc fbd fbe fbf fbi fbl fbn fbt fcb fcc fcd fce fcf fci fcl fcn fct fdb fdc fdd fde fdf fdi fdl fdn fdt feb fec fed fee fef fei fel fen fet ffc ffd ffe fff ffi ffl ffn fft fib fic fid fie fif fii fil fin fit flb flc fld fle flf fli fll fln flt fnb fnc fnd fne fnf fni fnl fnn fnt ftb ftc ftd fte ftf fti ftl ftn ftt i-d i-f ibb ibc ibd ibe ibf ibi ibl ibn ibt icb icc icd ice icf ici icl icn ict idb idc idd ide idf idi idl idn idt ie- iec ied iee ief iei iel ien iet ifb ifc ifd ife iff ifi ifl ifn ift iib iic iid iie iif iii iil iin iit il- ilb ilc ild ile ilf ili ill iln ilt in- inb inc ind ine inf ini inl inn int itb itc itd ite itf iti itl itn itt lbb lbc lbd lbe lbf lbi lbl lbt lcb lcc lcd lce lcf lci lcl lcn lct ldb ldc ldd lde ldf ldi ldl ldn ldt leb lec led lee lef lei lel len let lfb lfc lfd lfe lff lfi lfl lfn lft lib lic lid lie lif lii lil lin lit llb llc lld lle llf lli lll lln llt lnb lnc lnd lne lni lnl lnn lnt ltb ltc ltd lte ltf lti ltl ltt n-i nbb nbc nbd nbe nbf nbi nbl nbn nbt ncb ncc ncd nce ncf nci ncl ncn nct ndb ndc ndd nde ndf ndi ndl ndn ndt ne- neb nec ned nee nef nei nel nen net nfb nfc nfd nfe nff nfi nfl nfn nft nib nic nid nie nif nii nil nin nit nlb nlc nld nle nlf nli nll nln nlt nnb nnc nne nnf nni nnl nnn nnt ntb ntc ntd nte ntf nti ntn ntt tbb tbc tbd tbe tbf tbi tbl tbn tbt tcb tcc tcd tce tcf tci tcl tcn tct tdb tdc tdd tde tdf tdi tdl tdn tdt te- teb tec ted tee tef tei tel ten tet tfb tfc tfd tfe tff tfi tfl tfn tft tib tic tid tie tif tii til tin tit tlc tld tle tlf tli tll tln tlt tnb tnc tnd tne tnf tni tnl tnn tnt ttb ttc ttd tte ttf tti ttl ttn ttt