-er -th b-p bbb bbe bbg bbh bbi bbp bbr bbt be- beb bee beg beh bei bep ber bet bgb bge bgg bgh bgi bgp bgr bgt bhb bhe bhg bhh bhi bhp bhr bht bi- bib bie big bih bii bip bir bit bpb bpe bpg bph bpi bpp bpr bpt brb bre brg brh bri brp brr brt btb bte btg bth bti btp btr btt ebb ebe ebg ebh ebi ebp ebr ebt eeb eee eeg eep eer eet egb ege egg egh egi egp egr egt ehb ehe ehg ehh ehi ehp ehr eht eib eie eig eii eip eir eit ep- epb epe epg eph epi epp epr ept erb ere erg erh eri erp err ert etb ete etg eth eti etp etr ett g-p gbe gbg gbh gbi gbp gbr gbt ge- geb gee geg geh gei gep ger get ggb ggg ggh ggi ggp ggr ggt ghb ghe ghg ghh ghi ghp ghr ght gib gie gig gih gii gip gir git gpb gpe gpg gph gpi gpp gpr gpt grb gre grg grh gri grp grr grt gtb gte gtg gth gti gtp gtr gtt h-i hbb hbe hbg hbh hbi hbp hbr hbt he- heb hee heg heh hei hep her het hgb hge hgg hgh hgi hgp hgr hgt hhb hhe hhg hhh hhi hhp hhr hht hib hie hig hih hii hip hir hit hpb hpe hpg hph hpi hpp hpr hpt hr- hrb hre hrg hrh hri hrp hrr hrt htb hte htg hth hti htp htr htt ibb ibe ibg ibh ibi ibp ibr ibt ie- iee ieg iei iep ier iet igb ige igg igh igi igp igr igt ihb ihe ihg ihh ihi ihp ihr iht iib iie iih iii iip iir iit ipb ipe ipg ipi ipp ipr ipt ir- irb ire irg iri irp irr irt itb ite itg ith iti itp itt p-p pbb pbe pbg pbi pbp pbr pbt peb pee peg peh pei pep per pet pgb pge pgg pgh pgi pgp pgr pgt phb phe phg phi php phr pht pib pie pig pih pii pip pir pit ppb ppe ppg pph ppi ppp ppr ppt prb pre prg prh pri prp prr prt pt- ptb pte ptg pth pti ptp ptr ptt rbb rbe rbg rbh rbi rbp rbr rbt re- reb ree reg reh rei rep rer ret rgb rge rgg rgh rgi rgp rgr rgt rh- rhb rhe rhg rhh rhi rhp rhr rht rib rie rig rih rii rip rir rit rpb rpe rpg rph rpi rpp rpr rpt rrb rrg rrh rri rrp rrr rrt rtb rte rtg rti rtp rtr rtt tbb tbe tbg tbh tbi tbp tbr tbt te- teb tee teg teh tei tep ter tet tgb tge tgg tgh tgi tgp tgr tgt th- thb the thg thh thi thp thr tht tib tie tig tih tii tip tir tit tpb tpe tpg tph tpi tpp tpr tpt trb tre trg trh tri trp trr trt ttb tte ttg tth tti ttp ttr ttt