-er b-p bbb bbc bbd bbe bbk bbo bbp bbr bbw bcb bcc bcd bce bck bco bcp bcr bdb bdc bdd bde bdk bdo bdp bdr bdw be- beb bec bed bee bek beo bep ber bew bkb bkc bke bkk bko bkp bkr bkw bob boc bod boe bok boo bop bor bow bpb bpc bpd bpe bpo bpp bpr bpw brb brd bre brk bro brp brr brw bwb bwc bwd bwk bwo bwp bwr c-- cbb cbc cbd cbe cbk cbo cbp cbr cbw ccb ccc ccd cce cck cco ccp ccr ccw cdb cdc cdd cde cdk cdo cdp cdr cdw ce- ceb cec ced cee cek ceo cep cer cew ckb ckc ckd cko ckw co- cob coc cod coe cok coo cop cor cow cpb cpc cpd cpe cpk cpo cpp cpr cpw crb crc crd cre crk cro crp crr crw cw- cwb cwc cwd cwe cwk cwo cwp cwr dbb dbc dbd dbe dbk dbo dbp dbr dcb dcc dcd dce dck dco dcp dcr dcw ddb ddc ddd dde ddk ddo ddp ddr ddw de- deb dec ded dee dek deo dep der dew dkb dkc dke dkk dko dkp dkr dkw dob doc dod doe dok doo dop dor dow dpb dpc dpd dpe dpk dpo dpp dpr dpw drb drc drd dre drk dro drp drr drw dwb dwc dwe dwo dwp dwr dww ebb ebc ebd ebe ebk ebo ebp ebr ebw ec- ecb ecc ecd ece eck eco ecr ecw ed- edb edc edd ede edk edo edp edr edw eeb eec eed eee eek eeo eep eer eew ekb ekc ekd eke eko ekp ekr eo- eob eoc eod eoe eok eoo eop eor eow ep- epb epc epd epe epo epp epr epw erb erc erd ere erk ero erp err erw ewb ewc ewd ewe ewk ewo ewp ewr eww kbb kbc kbd kbe kbk kbo kbp kbr kbw kcb kcc kcd kce kck kcp kcr kdb kdc kde kdk kdo kdp kdr ke- keb kec ked kee kek keo kep ker kew kkb kkc kke kkk kkp kkr kob koc kod koe kok koo kop kor kow kpc kpd kpe kpk kpo kpp kpr kpw krc krd krk kro krp krr krw kw- kwc kwd kwk kwo kwp kww ob- obb obc obd obe obk obo obp obr obw oc- ocb occ ocd ock oco ocp ocr ocw odb odc odd ode odo odp odr oeb oec oed oee oeo oep oer okb okc okd oke okk oko okp okr okw oo- oob ooc ood ook ooo oop oor oow op- opb opc opd ope opk opo opp opr opw or- orb orc ord ore ork oro orp orr owb owc owd owe owk owo owp oww p-p pbb pbc pbd pbe pbk pbo pbp pbr pbw pcb pcc pcd pce pck pco pcp pcr pcw pdb pdc pdd pde pdk pdo pdp pdr peb pec ped pee pek peo pep per pew pkb pkc pkd pke pko pkp pkr pob poc pod poe pok poo pop por pow ppb ppc ppd ppe ppk ppo ppp ppr ppw prb prc prd pre prk pro prp prr prw pwb pwc pwd pwe pwo pwp pwr rbb rbc rbd rbe rbk rbo rbp rbr rbw rcb rcc rcd rce rco rcp rcr rcw rdb rdc rdd rde rdo rdp rdr re- reb rec red ree rek reo rep rer rew rkb rkc rke rkk rko rkp rob roc rod roe rok roo rop ror row rpb rpc rpd rpe rpk rpo rpp rpr rpw rrb rrc rrd rrk rrp rrr rwb rwc rwd rwe rwr wbb wbc wbd wbe wbo wbr wbw wcb wcc wcd wce wck wco wcp wcr wcw wdb wdc wdp wdr web wec wed wee wek weo wep wer wew wkb wkc wkd wke wko wkp wkr wkw wob woc wod woe wok woo wop wor wow wpb wpc wpd wpe wpk wpo wpp wpr wr- wrc wrd wre wrk wro wrp wrr wrw wwc wwd wwe wwo wwp www