-er b-p bbb bbd bbe bbi bbm bbo bbp bbr bdb bdd bde bdi bdm bdo bdp bdr be- beb bed bee bei bem beo bep ber bi- bib bid bie bii bim bio bip bir bmb bmd bme bmi bmm bmo bmp bmr bob bod boe boi bom boo bop bor bpb bpd bpe bpi bpm bpo bpp bpr brb brd bre bri brm bro brp brr dbb dbd dbe dbi dbm dbo dbp dbr ddb ddd dde ddi ddm ddo ddp ddr de- deb ded dee dei dem deo dep der di- dib did die dii dim dio dip dir dmb dmd dme dmi dmm dmo dmp dmr dob dod doe doi dom doo dop dor dpb dpd dpe dpi dpm dpo dpp dpr drb drd dre dri drm dro drp drr ebb ebd ebe ebi ebm ebo ebp ebr ed- edb edd ede edi edm edo edp edr eeb eed eee eem eeo eep eer eib eid eie eii eim eio eip eir em- emb emd eme emi emm emo emp emr eo- eob eod eoe eoi eom eoo eop eor ep- epb epd epe epi epm epo epp epr erb erd ere eri erm ero erp err i-d ibb ibd ibe ibi ibm ibo ibp ibr idb idd ide idi idm ido idp idr ie- ied iee iei iem iep ier iib iid iie iii iim iio iip iir im- imb imd ime imi imm imo imp io- iob iod ioe ioi iom ioo iop ior ipb ipd ipe ipi ipm ipo ipp ipr ir- irb ird ire iri irm iro irp irr m-o m-r mbb mbd mbe mbi mbm mbo mbp mbr mdb mdd mde mdi mdm mdo mdp mdr meb med mee mei mem meo mep mer mi- mib mid mie mii mim mio mip mir mmb mmd mme mmi mmm mmo mmp mmr mob mod moe moi mom moo mop mor mpb mpd mpe mpi mpm mpo mpp mpr mrb mrd mre mri mrm mro mrp mrr o-i ob- obb obd obe obi obm obo obp obr odb odd ode odi odm odo odp odr oeb oed oee oei oem oeo oep oer oib oid oie oii oim oio oip oir om- omb omd ome omi omm omo omp omr oo- oob ood ooi oom ooo oop oor op- opb opd ope opi opm opo opp opr or- orb ord ore ori orm oro orp orr p-p pbb pbd pbe pbi pbm pbo pbp pbr pdb pdd pde pdi pdm pdo pdp pdr peb ped pee pei pem peo pep per pib pid pie pii pim pio pip pir pmb pmd pme pmi pmm pmo pmp pmr pob pod poe poi pom poo pop por ppb ppd ppe ppi ppm ppo ppp ppr prb prd pre pri prm pro prp prr rbb rbd rbe rbi rbm rbo rbp rbr rdb rdd rde rdi rdm rdo rdp rdr re- reb red ree rei rem reo rep rer rib rid rie rii rim rio rip rir rmb rmd rme rmi rmm rmo rmp rmr rob rod roe roi rom roo rop ror rpb rpd rpe rpi rpm rpo rpp rpr rrb rrd rri rrm rrp rrr