-er -th b-p bbb bbe bbg bbh bbi bbo bbp bbr bbt be- beb bee beg beh bei beo bep ber bet bgb bge bgg bgh bgi bgo bgp bgr bgt bhb bhe bhg bhh bhi bho bhp bhr bht bi- bib bie big bih bii bio bip bir bit bob boe bog boh boi boo bop bor bot bpb bpe bpg bph bpi bpo bpp bpr bpt brb bre brg brh bri bro brp brr brt btb bte btg bth bti bto btp btr btt ebb ebe ebg ebh ebi ebo ebp ebr ebt eeb eee eeg eeo eep eer eet egb ege egg egh egi ego egp egr egt ehb ehe ehg ehh ehi eho ehp ehr eht eib eie eig eii eio eip eir eit eo- eob eoe eog eoh eoi eoo eop eor eot ep- epb epe epg eph epi epo epp epr ept erb ere erg erh eri ero erp err ert etb ete etg eth eti eto etp etr ett g-p gbe gbg gbh gbi gbo gbp gbr gbt ge- geb gee geg geh gei geo gep ger get ggb ggg ggh ggi ggo ggp ggr ggt ghb ghe ghg ghh ghi gho ghp ghr ght gib gie gig gih gii gio gip gir git gob goe gog goh goi goo gop gor got gpb gpe gpg gph gpi gpo gpp gpr gpt grb gre grg grh gri gro grp grr grt gtb gte gtg gth gti gto gtp gtr gtt h-i hbb hbe hbg hbh hbi hbo hbp hbr hbt he- heb hee heg heh hei heo hep her het hgb hge hgg hgh hgi hgo hgp hgr hgt hhb hhe hhg hhh hhi hho hhp hhr hht hib hie hig hih hii hio hip hir hit hob hoe hog hoh hoi hoo hop hor hot hpb hpe hpg hph hpi hpo hpp hpr hpt hr- hrb hre hrg hrh hri hro hrp hrr hrt htb hte htg hth hti hto htp htr htt ibb ibe ibg ibh ibi ibo ibp ibr ibt ie- iee ieg iei iep ier iet igb ige igg igh igi igo igp igr igt ihb ihe ihg ihh ihi iho ihp ihr iht iib iie iih iii iio iip iir iit io- iob ioe iog ioh ioi ioo iop ior iot ipb ipe ipg ipi ipo ipp ipr ipt ir- irb ire irg iri iro irp irr irt itb ite itg ith iti ito itp itt o-i ob- obb obe obg obh obi obo obp obr obt oeb oee oeg oeh oei oeo oep oer oet oge ogg ogh ogi ogo ogp ogt ohe ohg ohh ohi oho ohp ohr oht oib oie oii oio oip oir oit oo- oob oog ooh ooi ooo oop oor oot op- opb ope opg oph opi opo opp opr opt or- orb ore org orh ori oro orp orr ort ot- otb ote otg oth oti oto otp otr ott p-p pbb pbe pbg pbi pbo pbp pbr pbt peb pee peg peh pei peo pep per pet pgb pge pgg pgh pgi pgo pgp pgr pgt phb phe phg phi pho php phr pht pib pie pig pih pii pio pip pir pit pob poe pog poh poi poo pop por pot ppb ppe ppg pph ppi ppo ppp ppr ppt prb pre prg prh pri pro prp prr prt pt- ptb pte ptg pth pti pto ptp ptr ptt rbb rbe rbg rbh rbi rbo rbp rbr rbt re- reb ree reg reh rei reo rep rer ret rgb rge rgg rgh rgi rgo rgp rgr rgt rh- rhb rhe rhg rhh rhi rho rhp rhr rht rib rie rig rih rii rio rip rir rit rob roe rog roh roi roo rop ror rot rpb rpe rpg rph rpi rpo rpp rpr rpt rrb rrg rrh rri rrp rrr rrt rtb rte rtg rti rto rtp rtr rtt tbb tbe tbg tbh tbi tbo tbp tbr tbt te- teb tee teg teh tei teo tep ter tet tgb tge tgg tgh tgi tgo tgp tgr tgt th- thb the thg thh thi tho thp thr tht tib tie tig tih tii tio tip tir tit to- tob toe tog toh toi too top tor tot tpb tpe tpg tph tpi tpo tpp tpr tpt trb tre trg trh tri tro trp trr trt ttb tte ttg tth tti tto ttp ttr ttt