-ic bbb bbc bbe bbg bbh bbi bbn bbs bcb bcc bce bcg bch bci bcn bcs be- beb bec bee beg beh bei ben bes bgb bgc bge bgg bgh bgi bgn bgs bhb bhc bhe bhg bhh bhi bhs bi- bib bic bie big bih bii bin bis bnb bnc bne bng bni bnn bns bsb bsc bse bsg bsh bsi bsn bss c-- cbb cbc cbe cbg cbh cbi cbn cbs ccb ccc cce ccg cch cci ccn ccs ce- ceb cec cee ceg ceh cei cen ces cgb cgc cge cgg cgh cgi cgn cgs ch- chb chc che chg chh chi chn chs ci- cib cic cie cig cih cii cin cis cn- cnb cnc cne cng cnh cni cnn cns csb csc cse csg csh csi csn css ebb ebc ebe ebg ebh ebi ebn ebs ec- ecb ecc ece ecg ech eci ecn ecs eeb eec eee eeg een ees egb egc ege egg egh egi egn egs ehb ehc ehe ehg ehh ehi ehn ehs eib eic eie eig eii ein eis en- enb enc ene eng enh eni enn ens es- esb esc ese esg esh esi esn ess gbc gbe gbg gbh gbi gbn gbs gcb gcc gce gcg gch gci gcn gcs ge- geb gec gee geg geh gei gen ges ggb ggc ggg ggh ggi ggn ggs ghb ghc ghe ghg ghh ghi ghn ghs gib gic gie gig gih gii gin gis gnb gnc gne gni gnn gns gsb gsc gse gsg gsi gsn gss h-i hbb hbc hbe hbg hbh hbi hbn hbs hcb hcc hce hcg hch hci hcn hcs he- heb hec hee heg heh hei hen hes hgb hgc hge hgg hgh hgi hgn hgs hhb hhc hhe hhg hhh hhi hhn hhs hib hic hie hig hih hii hin his hnb hnc hne hng hnh hnn hns hsb hsc hse hsg hsh hsi hsn hss ibb ibc ibe ibg ibh ibi ibn ibs icb icc ice icg ich ici icn ics ie- iec iee ieg iei ien ies igb igc ige igg igh igi ign igs ihb ihc ihe ihg ihh ihi ihn ihs iib iic iie iih iii iin iis in- inb inc ine ing inh ini inn ins is- isb isc ise isg ish isi isn iss n-i nbb nbc nbe nbg nbi nbn nbs ncb ncc nce ncg nch nci ncn ncs ne- neb nec nee neg neh nei nen nes ngb ngc nge ngg ngh ngi ngn ngs nhb nhc nhe nhg nhh nhi nhn nhs nib nic nie nig nih nii nin nis nnb nnc nne nng nnh nni nnn nns nsb nsc nse nsg nsh nsi nsn nss sbb sbc sbe sbg sbh sbi sbn sbs scb scc sce scg sch sci scn scs se- seb sec see seg seh sei sen ses sgb sgc sge sgg sgh sgi sgn sgs sh- shb shc she shg shh shi shn shs sib sic sie sig sih sii sin sis snb snc sne sng sni snn sns ss- ssb ssc sse ssg ssh ssi ssn sss