-er b-p bbb bbd bbe bbo bbp bbr bdb bdd bde bdj bdo bdp bdr be- beb bed bee beo bep ber bjd bjj bjp bjr bob bod boe boj boo bop bor bpb bpd bpe bpo bpp bpr brb brd bre brj bro brp brr dbb dbd dbe dbo dbp dbr ddb ddd dde ddo ddp ddr de- deb ded dee dej deo dep der dj- djb djd dje djo djp dob dod doe doj doo dop dor dpb dpd dpe dpo dpp dpr drb drd dre drj dro drp drr ebb ebd ebe ebj ebo ebp ebr ed- edb edd ede edj edo edp edr eeb eed eee eeo eep eer ejd ejo ejp eo- eob eod eoe eoo eop eor ep- epb epd epe epo epp epr erb erd ere ero erp err j-d jbj jbo jbr jdb jde jdo jdp jdr jeb jed jee jej jeo jep jer jjb jjj jjp jjr job jod joe joj joo jop jor jpb jpe jpj jpo jpp jpr jrb jro jrp jrr ob- obb obd obe obj obo obp obr odb odd ode odo odp odr oeb oed oee oeo oep oer ojb ojd oje ojo oo- oob ood ooo oop oor op- opb opd ope opj opo opp opr or- orb ord ore oro orp orr p-p pbb pbd pbe pbj pbo pbp pbr pdb pdd pde pdo pdp pdr peb ped pee peo pep per pjd pjo pjp pob pod poe poo pop por ppb ppd ppe ppj ppo ppp ppr prb prd pre pro prp prr rbb rbd rbe rbo rbp rbr rdb rdd rde rdj rdo rdp rdr re- reb red ree reo rep rer rjp rjr rob rod roe roj roo rop ror rpb rpd rpe rpo rpp rpr rrb rrd rrp rrr