-ic -th bbb bbc bbe bbh bbi bbt bbx bcb bcc bce bch bci bct bcx be- beb bec bee beh bei bet bex bhb bhc bhe bhh bhi bht bhx bi- bib bic bie bih bii bit bix btb btc bte bth bti btt btx bxb bxi bxx c-- cbb cbc cbe cbh cbi cbt cbx ccb ccc cce cch cci cct ccx ce- ceb cec cee ceh cei cet cex ch- chb chc che chh chi cht chx ci- cib cic cie cih cii cit cix ctb ctc cte cth cti ctt ctx cxc cxh cxi cxt cxx ebb ebc ebe ebh ebi ebt ebx ec- ecb ecc ece ech eci ect ecx eeb eec eee eet eex ehb ehc ehe ehh ehi eht eib eic eie eii eit eix etb etc ete eth eti ett etx ex- exc exe exh exi ext exx h-i hbb hbc hbe hbh hbi hbt hbx hcb hcc hce hch hci hct he- heb hec hee heh hei het hex hhb hhc hhe hhh hhi hht hib hic hie hih hii hit hix htb htc hte hth hti htt htx hxc ibb ibc ibe ibh ibi ibt ibx icb icc ice ich ici ict ie- iec iee iei iet iex ihb ihc ihe ihh ihi iht iib iic iie iih iii iit iix itb itc ite ith iti itt itx ixc ixe ixi t-x tbb tbc tbe tbh tbi tbt tcb tcc tce tch tci tct tcx te- teb tec tee teh tei tet tex th- thb thc the thh thi tht thx tib tic tie tih tii tit tix ttb ttc tte tth tti ttt ttx txe txi txt xbc xbe xbx xcb xch xci xcx xee xet xex xht xic xie xii xit xix xtc xti xtx xxi xxx