-er b-p bbb bbe bbi bbo bbp bbr bbs bbt bbw be- beb bee bei beo bep ber bes bet bew bi- bib bie bii bio bip bir bis bit biw bob boe boi boo bop bor bos bot bow bpb bpe bpi bpo bpp bpr bps bpt bpw brb bre bri bro brp brr brs brt brw bsb bse bsi bso bsp bsr bss bst bsw btb bte bti bto btp btr bts btt btw bwb bwi bwo bwp bwr bws ebb ebe ebi ebo ebp ebr ebs ebt ebw eeb eee eeo eep eer ees eet eew eib eie eii eio eip eir eis eit eo- eob eoe eoi eoo eop eor eos eot eow ep- epb epe epi epo epp epr eps ept epw erb ere eri ero erp err ers ert erw es- esb ese esi eso esp esr ess est esw etb ete eti eto etp etr ets ett etw ewb ewe ewi ewo ewp ewr ews ewt eww ibb ibe ibi ibo ibp ibr ibs ibt ibw ie- iee iei iep ier ies iet iib iie iii iio iip iir iis iit iiw io- iob ioe ioi ioo iop ior ios iot iow ipb ipe ipi ipo ipp ipr ips ipt ir- irb ire iri iro irp irr irs irt is- isb ise isi iso isp isr iss ist isw itb ite iti ito itp its itt iwb iwe iwi iwo iwp iwr iws iwt iww o-i ob- obb obe obi obo obp obr obs obt obw oeb oee oei oeo oep oer oes oet oib oie oii oio oip oir ois oit oo- oob ooi ooo oop oor oos oot oow op- opb ope opi opo opp opr ops opt opw or- orb ore ori oro orp orr ors ort os- osb ose osi oso osp osr oss ost osw ot- otb ote oti oto otp otr ots ott otw owb owe owi owo owp ows owt oww p-p pbb pbe pbi pbo pbp pbr pbs pbt pbw peb pee pei peo pep per pes pet pew pib pie pii pio pip pir pis pit piw pob poe poi poo pop por pos pot pow ppb ppe ppi ppo ppp ppr pps ppt ppw prb pre pri pro prp prr prs prt prw ps- psb pse psi pso psp psr pss pst psw pt- ptb pte pti pto ptp ptr pts ptt ptw pwb pwe pwi pwo pwp pwr pws pwt rbb rbe rbi rbo rbp rbr rbs rbt rbw re- reb ree rei reo rep rer res ret rew rib rie rii rio rip rir ris rit rob roe roi roo rop ror ros rot row rpb rpe rpi rpo rpp rpr rps rpt rpw rrb rri rrp rrr rrs rrt rsb rse rsi rso rsp rsr rss rst rsw rtb rte rti rto rtp rtr rts rtt rtw rwb rwe rwi rwr rws sbb sbe sbi sbo sbp sbr sbs sbt sbw se- seb see sei seo sep ser ses set sew sib sie sii sio sip sir sis sit siw sob soe soi soo sop sor sos sot sow spb spe spi spo spp spr sps spt spw sr- srb sre sri sro srp srr srs srt srw ss- ssb sse ssi sso ssp ssr sss sst ssw stb ste sti sto stp str sts stt stw swb swe swi swo swp swr sws swt tbb tbe tbi tbo tbp tbr tbs tbt te- teb tee tei teo tep ter tes tet tew tib tie tii tio tip tir tis tit tiw to- tob toe toi too top tor tos tot tow tpb tpe tpi tpo tpp tpr tps tpt tpw trb tre tri tro trp trr trs trt trw tsb tse tsi tso tsp tsr tss tst tsw ttb tte tti tto ttp ttr tts ttt ttw twb twe twi two twp twr tws twt tww wbb wbe wbi wbo wbr wbs wbt wbw web wee wei weo wep wer wes wet wew wib wie wii wip wir wis wit wob woe woi woo wop wor wos wot wow wpb wpe wpi wpo wpp wpr wps wpt wr- wre wri wro wrp wrr wrs wrt wrw wsb wse wsi wso wsp wsr wss wst wsw wtb wti wto wtp wtr wts wtt wtw wwe wwi wwo wwp wwt www