-ol b-u bbb bbi bbl bbm bbo bbr bbu bi- bib bii bil bim bio bir biu blb bli bll blm blo blr blu bmb bmi bml bmm bmo bmr bmu bob boi bol bom boo bor bou brb bri brl brm bro brr bru bub bui bul bum buo bur buu ibb ibi ibl ibm ibo ibr ibu iib iii iil iim iio iir iiu il- ilb ili ill ilm ilo ilr ilu im- imb imi iml imm imo imu io- iob ioi iol iom ioo ior iou ir- irb iri irl irm iro irr iru iu- iub iui ium iur lbb lbi lbl lbm lbo lbr lbu lib lii lil lim lio lir liu llb lli lll llm llo llr llu lmb lmi lml lmm lmo lmr lmu lob loi lol lom loo lor lou lrb lri lrm lro lrr lru lub lui lul lum luo lur luu m-o m-r mbb mbi mbl mbm mbo mbr mbu mi- mib mii mil mim mio mir miu mlb mli mll mlm mlo mlr mlu mmb mmi mml mmm mmo mmr mmu mob moi mol mom moo mor mou mrb mri mrl mrm mro mrr mru mub mui mul mum mur muu o-i ob- obb obi obl obm obo obr obu oib oii oil oim oio oir oiu olb oli oll olm olo olu om- omb omi oml omm omo omr omu oo- oob ooi ool oom ooo oor or- orb ori orl orm oro orr oru ou- oui oul oum ouo our rbb rbi rbl rbm rbo rbr rbu rib rii ril rim rio rir rli rll rlm rlo rlr rlu rmb rmi rml rmm rmo rmr rob roi rol rom roo ror rou rrb rri rrl rrm rrr rru rub rui rum ruo rur ruu ubb ubi ubl ubo ubr ubu uib uii uil uim uio uir uiu ulb uli ull ulm ulo ulr ulu um- umb umi uml umm umo umr umu uob uol uom uoo uor ur- urb uri url urm uro urr uru uum uur uuu