-ol -up b-p b-u bbb bbe bbi bbl bbm bbo bbp bbu be- beb bee bei bel bem beo bep beu bi- bib bie bii bil bim bio bip biu blb ble bli bll blm blo blp blu bmb bme bmi bml bmm bmo bmp bmu bob boe boi bol bom boo bop bou bpb bpe bpi bpl bpm bpo bpp bpu bub bue bui bul bum buo bup buu ebb ebe ebi ebl ebm ebo ebp ebu eeb eee eel eem eeo eep eib eie eii eil eim eio eip eiu elb ele eli ell elm elo elp elu em- emb eme emi eml emm emo emp emu eo- eob eoe eoi eol eom eoo eop eou ep- epb epe epi epl epm epo epp epu eu- eub eue eui eul eup ibb ibe ibi ibl ibm ibo ibp ibu ie- iee iei iel iem iep iib iie iii iil iim iio iip iiu il- ilb ile ili ill ilm ilo ilp ilu im- imb ime imi iml imm imo imp imu io- iob ioe ioi iol iom ioo iop iou ipb ipe ipi ipl ipm ipo ipp ipu iu- iub iue iui ium iup l-p lbb lbe lbi lbl lbm lbo lbp lbu leb lee lei lel lem leo lep leu lib lie lii lil lim lio lip liu llb lle lli lll llm llo llp llu lmb lme lmi lml lmm lmo lmp lmu lob loe loi lol lom loo lop lou lpb lpe lpi lpl lpm lpo lpp lpu lub lue lui lul lum luo lup luu m-o mbb mbe mbi mbl mbm mbo mbp mbu meb mee mei mel mem meo mep meu mi- mib mie mii mil mim mio mip miu mlb mle mli mll mlm mlo mlp mlu mmb mme mmi mml mmm mmo mmp mmu mob moe moi mol mom moo mop mou mpb mpe mpi mpl mpm mpo mpp mpu mub mue mui mul mum mup muu o-i ob- obb obe obi obl obm obo obp obu oeb oee oei oel oem oeo oep oib oie oii oil oim oio oip oiu olb ole oli oll olm olo olp olu om- omb ome omi oml omm omo omp omu oo- oob ooi ool oom ooo oop op- opb ope opi opl opm opo opp ou- oue oui oul oum ouo oup p-p pbb pbe pbi pbl pbm pbo pbp pbu peb pee pei pel pem peo pep peu pib pie pii pil pim pio pip piu plb ple pli pll plm plo plp plu pmb pme pmi pml pmm pmo pmp pmu pob poe poi pol pom poo pop pou ppb ppe ppi ppl ppm ppo ppp ppu pub pue pui pul pum pup puu ubb ube ubi ubl ubo ubp ubu ueb uee uei uel uem uep uib uie uii uil uim uio uip uiu ulb ule uli ull ulm ulo ulp ulu um- umb ume umi uml umm umo ump umu uob uoe uol uom uoo uop up- upb upe upi upm upo upp upu uue uum uuu