-er b-p bbb bbe bbf bbi bbl bbp bbr bbt be- beb bee bef bei bel bep ber bet bfb bfe bff bfi bfl bfp bfr bft bi- bib bie bif bii bil bip bir bit blb ble blf bli bll blp blr blt bpb bpe bpf bpi bpl bpp bpr bpt brb bre brf bri brl brp brr brt btb bte btf bti btl btp btr btt ebb ebe ebf ebi ebl ebp ebr ebt eeb eee eef eel eep eer eet ef- efb efe eff efi efl efp efr eft eib eie eif eii eil eip eir eit elb ele elf eli ell elp elr elt ep- epb epe epf epi epl epp epr ept erb ere erf eri erl erp err ert etb ete etf eti etl etp etr ett fbb fbe fbf fbi fbl fbp fbr fbt feb fee fef fei fel fep fer fet ffe fff ffi ffl ffp ffr fft fib fie fif fii fil fip fir fit flb fle flf fli fll flp flr flt fpb fpe fpi fpl fpp fpr fpt frb fre frf fri frl frp frr frt ftb fte ftf fti ftl ftp ftr ftt i-f ibb ibe ibf ibi ibl ibp ibr ibt ie- iee ief iei iel iep ier iet ifb ife iff ifi ifl ifp ifr ift iib iie iif iii iil iip iir iit il- ilb ile ilf ili ill ilp ilr ilt ipb ipe ipf ipi ipl ipp ipr ipt ir- irb ire irf iri irl irp irr irt itb ite itf iti itl itp itt l-p lbb lbe lbf lbi lbl lbp lbr lbt leb lee lef lei lel lep ler let lfb lfe lff lfi lfl lfp lfr lft lib lie lif lii lil lip lir lit llb lle llf lli lll llp llr llt lpb lpe lpf lpi lpl lpp lpr lpt lrb lrf lri lrp lrr lrt ltb lte ltf lti ltl ltp ltr ltt p-p pbb pbe pbf pbi pbl pbp pbr pbt peb pee pef pei pel pep per pet pfb pfe pff pfi pfl pfp pfr pft pib pie pif pii pil pip pir pit plb ple plf pli pll plp plr plt ppb ppe ppf ppi ppl ppp ppr ppt prb pre prf pri prl prp prr prt pt- ptb pte ptf pti ptl ptp ptr ptt rbb rbe rbf rbi rbl rbp rbr rbt re- reb ree ref rei rel rep rer ret rfb rfe rff rfi rfl rfp rfr rft rib rie rif rii ril rip rir rit rle rlf rli rll rlp rlr rlt rpb rpe rpf rpi rpl rpp rpr rpt rrb rrf rri rrl rrp rrr rrt rtb rte rtf rti rtl rtp rtr rtt tbb tbe tbf tbi tbl tbp tbr tbt te- teb tee tef tei tel tep ter tet tfb tfe tff tfi tfl tfp tfr tft tib tie tif tii til tip tir tit tle tlf tli tll tlp tlr tlt tpb tpe tpf tpi tpl tpp tpr tpt trb tre trf tri trl trp trr trt ttb tte ttf tti ttl ttp ttr ttt