-ic bbb bbc bbd bbe bbh bbi bbl bbn bcb bcc bcd bce bch bci bcl bcn bdb bdc bdd bde bdh bdi bdl be- beb bec bed bee beh bei bel ben bhb bhc bhd bhe bhh bhi bhl bi- bib bic bid bie bih bii bil bin blb blc bld ble blh bli bll bln bnb bnc bnd bne bni bnl bnn c-- cbb cbc cbd cbe cbh cbi cbl cbn ccb ccc ccd cce cch cci ccl ccn cdb cdc cdd cde cdh cdi cdl cdn ce- ceb cec ced cee ceh cei cel cen ch- chb chc chd che chh chi chl chn ci- cib cic cid cie cih cii cil cin cl- clb clc cld cle clh cli cll cln cn- cnb cnc cnd cne cnh cni cnl cnn dbb dbc dbd dbe dbh dbi dbl dbn dcb dcc dcd dce dci dcl dcn ddb ddc ddd dde ddh ddi ddl ddn de- deb dec ded dee deh dei del den dh- dhb dhc dhd dhe dhh dhi dhl di- dib dic did die dih dii dil din dl- dlb dlc dld dle dlh dli dll dnb dnc dnd dne dnh dni dnl dnn ebb ebc ebd ebe ebh ebi ebl ebn ec- ecb ecc ecd ece ech eci ecl ecn ed- edb edc edd ede edh edi edl edn eeb eec eed eee eel een ehb ehc ehd ehe ehh ehi ehl ehn eib eic eid eie eii eil ein elb elc eld ele elh eli ell eln en- enb enc end ene enh eni enl enn h-i hbb hbc hbd hbe hbh hbi hbl hbn hcb hcc hcd hce hch hci hcl hcn hdb hdc hdd hde hdh hdi hdl hdn he- heb hec hed hee heh hei hel hen hhb hhc hhd hhe hhh hhi hhl hhn hib hic hid hie hih hii hil hin hlb hlc hld hle hlh hli hll hln hnb hnc hnd hne hnh hnl hnn i-d ibb ibc ibd ibe ibh ibi ibl ibn icb icc icd ice ich ici icl icn idb idc idd ide idh idi idl idn ie- iec ied iee iei iel ien ihb ihc ihd ihe ihh ihi ihl ihn iib iic iid iie iih iii iil iin il- ilb ilc ild ile ilh ili ill iln in- inb inc ind ine inh ini inl inn lbb lbc lbd lbe lbh lbi lbl lcb lcc lcd lce lch lci lcl lcn ldb ldc ldd lde ldh ldi ldl ldn leb lec led lee leh lei lel len lhb lhc lhd lhh lhi lib lic lid lie lih lii lil lin llb llc lld lle lli lll lln lnb lnc lnd lne lnh lni lnl lnn n-i nbb nbc nbd nbe nbi nbl nbn ncb ncc ncd nce nch nci ncl ncn ndb ndc ndd nde ndh ndi ndl ndn ne- neb nec ned nee neh nei nel nen nhb nhc nhd nhe nhh nhi nhl nhn nib nic nid nie nih nii nil nin nlb nlc nld nle nlh nli nll nln nnb nnc nne nnh nni nnl nnn