-ic -ji bbb bbc bbe bbi bbl bbn bbt bcb bcc bce bci bcj bcl bcn bct be- beb bec bee bei bel ben bet bi- bib bic bie bii bij bil bin bit bjc bji bjj bjn bjt blb blc ble bli blj bll bln blt bnb bnc bne bni bnj bnl bnn bnt btb btc bte bti btl btn btt c-- c-j cbb cbc cbe cbi cbj cbl cbn cbt ccb ccc cce cci ccj ccl ccn cct ce- ceb cec cee cei cej cel cen cet ci- cib cic cie cii cij cil cin cit cjb cjc cl- clb clc cle cli clj cll cln clt cn- cnb cnc cne cni cnj cnl cnn cnt ctb ctc cte cti ctl ctn ctt ebb ebc ebe ebi ebj ebl ebn ebt ec- ecb ecc ece eci ecj ecl ecn ect eeb eec eee eel een eet eib eic eie eii eij eil ein eit ejc eji ejl ejt elb elc ele eli ell eln elt en- enb enc ene eni enl enn ent etb etc ete eti etj etl etn ett ibb ibc ibe ibi ibj ibl ibn ibt icb icc ice ici icj icl icn ict ie- iec iee iei iej iel ien iet iib iic iie iii iij iil iin iit ijb ijc ije iji ijl ijn ijt il- ilb ilc ile ili ill iln ilt in- inb inc ine ini inj inl inn int itb itc ite iti itj itl itn itt j-i jbc jbi jbj jbl jbt jcb jcc jce jci jcl jct jeb jec jee jei jej jel jen jet jib jic jie jii jij jil jin jit jjb jjc jjj jjl jlb jlc jle jli jll jln jlt jnc jne jnj jnl jnn jnt jtb jtc jte jti jtl jtn jtt lbb lbc lbe lbi lbj lbl lbt lcb lcc lce lci lcj lcl lcn lct leb lec lee lei lej lel len let lib lic lie lii lij lil lin lit lje ljj ljn llb llc lle lli llj lll lln llt lnb lnc lne lni lnl lnn lnt ltb ltc lte lti ltl ltt n-i nbb nbc nbe nbi nbl nbn nbt ncb ncc nce nci ncl ncn nct ne- neb nec nee nei nej nel nen net nib nic nie nii nil nin nit njc nje njl njn nlb nlc nle nli nlj nll nln nlt nnb nnc nne nni nnl nnn nnt ntb ntc nte nti ntn ntt tbb tbc tbe tbi tbj tbl tbn tbt tcb tcc tce tci tcj tcl tcn tct te- teb tec tee tei tej tel ten tet tib tic tie tii til tin tit tjc tje tji tlc tle tli tlj tll tln tlt tnb tnc tne tni tnl tnn tnt ttb ttc tte tti ttl ttn ttt