-er -ji b-p bbb bbd bbe bbi bbo bbp bbr bdb bdd bde bdi bdj bdo bdp bdr be- beb bed bee bei beo bep ber bi- bib bid bie bii bij bio bip bir bjd bji bjj bjp bjr bob bod boe boi boj boo bop bor bpb bpd bpe bpi bpo bpp bpr brb brd bre bri brj bro brp brr dbb dbd dbe dbi dbo dbp dbr ddb ddd dde ddi ddo ddp ddr de- deb ded dee dei dej deo dep der di- dib did die dii dio dip dir dj- djb djd dje dji djo djp dob dod doe doi doj doo dop dor dpb dpd dpe dpi dpo dpp dpr drb drd dre dri drj dro drp drr ebb ebd ebe ebi ebj ebo ebp ebr ed- edb edd ede edi edj edo edp edr eeb eed eee eeo eep eer eib eid eie eii eij eio eip eir ejd eji ejo ejp eo- eob eod eoe eoi eoo eop eor ep- epb epd epe epi epo epp epr erb erd ere eri ero erp err i-d ibb ibd ibe ibi ibj ibo ibp ibr idb idd ide idi ido idp idr ie- ied iee iei iej iep ier iib iid iie iii iij iio iip iir ijb ije iji ijo io- iob iod ioe ioi ioj ioo iop ior ipb ipd ipe ipi ipo ipp ipr ir- irb ird ire iri irj iro irp irr j-d j-i jbi jbj jbo jbr jdb jde jdi jdo jdp jdr jeb jed jee jei jej jeo jep jer jib jie jii jij jio jip jir jjb jjj jjp jjr job jod joe joi joj joo jop jor jpb jpe jpi jpj jpo jpp jpr jrb jri jro jrp jrr o-i ob- obb obd obe obi obj obo obp obr odb odd ode odi odo odp odr oeb oed oee oei oeo oep oer oib oid oie oii oio oip oir ojb ojd oje oji ojo oo- oob ood ooi ooo oop oor op- opb opd ope opi opj opo opp opr or- orb ord ore ori oro orp orr p-p pbb pbd pbe pbi pbj pbo pbp pbr pdb pdd pde pdi pdo pdp pdr peb ped pee pei peo pep per pib pid pie pii pij pio pip pir pjd pji pjo pjp pob pod poe poi poo pop por ppb ppd ppe ppi ppj ppo ppp ppr prb prd pre pri pro prp prr rbb rbd rbe rbi rbo rbp rbr rdb rdd rde rdi rdj rdo rdp rdr re- reb red ree rei reo rep rer rib rid rie rii rio rip rir rjp rjr rob rod roe roi roj roo rop ror rpb rpd rpe rpi rpo rpp rpr rrb rrd rri rrp rrr