b-u bbb bbe bbi bbm bbo bbu be- beb bee bei bem beo beu bi- bib bie bii bim bio biu bmb bme bmi bmm bmo bmu bob boe boi bom boo bou bub bue bui bum buo buu ebb ebe ebi ebm ebo ebu eeb eee eem eeo eib eie eii eim eio eiu em- emb eme emi emm emo emu eo- eob eoe eoi eom eoo eou eu- eub eue eui ibb ibe ibi ibm ibo ibu ie- iee iei iem iib iie iii iim iio iiu im- imb ime imi imm imo imu io- iob ioe ioi iom ioo iou iu- iub iue iui ium m-o mbb mbe mbi mbm mbo mbu meb mee mei mem meo meu mi- mib mie mii mim mio miu mmb mme mmi mmm mmo mmu mob moe moi mom moo mou mub mue mui mum muu o-i ob- obb obe obi obm obo obu oeb oee oei oem oeo oib oie oii oim oio oiu om- omb ome omi omm omo omu oo- oob ooi oom ooo ou- oue oui oum ouo ubb ube ubi ubo ubu ueb uee uei uem uib uie uii uim uio uiu um- umb ume umi umm umo umu uob uoe uom uoo uue uum uuu