-er -up b-p b-u bbb bbe bbi bbm bbo bbp bbr bbu be- beb bee bei bem beo bep ber beu bi- bib bie bii bim bio bip bir biu bmb bme bmi bmm bmo bmp bmr bmu bob boe boi bom boo bop bor bou bpb bpe bpi bpm bpo bpp bpr bpu brb bre bri brm bro brp brr bru bub bue bui bum buo bup bur buu ebb ebe ebi ebm ebo ebp ebr ebu eeb eee eem eeo eep eer eib eie eii eim eio eip eir eiu em- emb eme emi emm emo emp emr emu eo- eob eoe eoi eom eoo eop eor eou ep- epb epe epi epm epo epp epr epu erb ere eri erm ero erp err eru eu- eub eue eui eup eur ibb ibe ibi ibm ibo ibp ibr ibu ie- iee iei iem iep ier iib iie iii iim iio iip iir iiu im- imb ime imi imm imo imp imu io- iob ioe ioi iom ioo iop ior iou ipb ipe ipi ipm ipo ipp ipr ipu ir- irb ire iri irm iro irp irr iru iu- iub iue iui ium iup iur m-o m-r mbb mbe mbi mbm mbo mbp mbr mbu meb mee mei mem meo mep mer meu mi- mib mie mii mim mio mip mir miu mmb mme mmi mmm mmo mmp mmr mmu mob moe moi mom moo mop mor mou mpb mpe mpi mpm mpo mpp mpr mpu mrb mre mri mrm mro mrp mrr mru mub mue mui mum mup mur muu o-i ob- obb obe obi obm obo obp obr obu oeb oee oei oem oeo oep oer oib oie oii oim oio oip oir oiu om- omb ome omi omm omo omp omr omu oo- oob ooi oom ooo oop oor op- opb ope opi opm opo opp opr or- orb ore ori orm oro orp orr oru ou- oue oui oum ouo oup our p-p pbb pbe pbi pbm pbo pbp pbr pbu peb pee pei pem peo pep per peu pib pie pii pim pio pip pir piu pmb pme pmi pmm pmo pmp pmr pmu pob poe poi pom poo pop por pou ppb ppe ppi ppm ppo ppp ppr ppu prb pre pri prm pro prp prr pru pub pue pui pum pup pur puu rbb rbe rbi rbm rbo rbp rbr rbu re- reb ree rei rem reo rep rer reu rib rie rii rim rio rip rir rmb rme rmi rmm rmo rmp rmr rob roe roi rom roo rop ror rou rpb rpe rpi rpm rpo rpp rpr rpu rrb rri rrm rrp rrr rru rub rue rui rum ruo rup rur ruu ubb ube ubi ubo ubp ubr ubu ueb uee uei uem uep uer uib uie uii uim uio uip uir uiu um- umb ume umi umm umo ump umr umu uob uoe uom uoo uop uor up- upb upe upi upm upo upp upr upu ur- urb ure uri urm uro urp urr uru uue uum uur uuu

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