-er -th b-p bbb bbe bbh bbl bbp bbr bbt be- beb bee beh bel bep ber bet bhb bhe bhh bhl bhp bhr bht blb ble blh bll blp blr blt bpb bpe bph bpl bpp bpr bpt brb bre brh brl brp brr brt btb bte bth btl btp btr btt ebb ebe ebh ebl ebp ebr ebt eeb eee eel eep eer eet ehb ehe ehh ehl ehp ehr eht elb ele elh ell elp elr elt ep- epb epe eph epl epp epr ept erb ere erh erl erp err ert etb ete eth etl etp etr ett hbb hbe hbh hbl hbp hbr hbt he- heb hee heh hel hep her het hhb hhe hhh hhl hhp hhr hht hlb hle hlh hll hlp hlr hlt hpb hpe hph hpl hpp hpr hpt hr- hrb hre hrh hrl hrp hrr hrt htb hte hth htl htp htr htt l-p lbb lbe lbh lbl lbp lbr lbt leb lee leh lel lep ler let lhb lhh lhp lhr lht llb lle lll llp llr llt lpb lpe lph lpl lpp lpr lpt lrb lrh lrp lrr lrt ltb lte lth ltl ltp ltr ltt p-p pbb pbe pbl pbp pbr pbt peb pee peh pel pep per pet phb phe phl php phr pht plb ple plh pll plp plr plt ppb ppe pph ppl ppp ppr ppt prb pre prh prl prp prr prt pt- ptb pte pth ptl ptp ptr ptt rbb rbe rbh rbl rbp rbr rbt re- reb ree reh rel rep rer ret rh- rhb rhe rhh rhl rhp rhr rht rle rlh rll rlp rlr rlt rpb rpe rph rpl rpp rpr rpt rrb rrh rrl rrp rrr rrt rtb rte rtl rtp rtr rtt tbb tbe tbh tbl tbp tbr tbt te- teb tee teh tel tep ter tet th- thb the thh thl thp thr tht tle tlh tll tlp tlr tlt tpb tpe tph tpl tpp tpr tpt trb tre trh trl trp trr trt ttb tte tth ttl ttp ttr ttt