-ol b-u bbb bbd bbe bbi bbl bbo bbu bdb bdd bde bdi bdl bdo bdu be- beb bed bee bei bel beo beu bi- bib bid bie bii bil bio biu blb bld ble bli bll blo blu bob bod boe boi bol boo bou bub bud bue bui bul buo buu dbb dbd dbe dbi dbl dbo dbu ddb ddd dde ddi ddl ddo ddu de- deb ded dee dei del deo deu di- dib did die dii dil dio diu dl- dlb dld dle dli dll dlo dlu dob dod doe doi dol doo dou dub dud due dui dul duo ebb ebd ebe ebi ebl ebo ebu ed- edb edd ede edi edl edo edu eeb eed eee eel eeo eib eid eie eii eil eio eiu elb eld ele eli ell elo elu eo- eob eod eoe eoi eol eoo eou eu- eub eud eue eui eul i-d ibb ibd ibe ibi ibl ibo ibu idb idd ide idi idl ido idu ie- ied iee iei iel iib iid iie iii iil iio iiu il- ilb ild ile ili ill ilo ilu io- iob iod ioe ioi iol ioo iou iu- iub iud iue iui lbb lbd lbe lbi lbl lbo lbu ldb ldd lde ldi ldl ldo ldu leb led lee lei lel leo leu lib lid lie lii lil lio liu llb lld lle lli lll llo llu lob lod loe loi lol loo lou lub lud lue lui lul luo luu o-i ob- obb obd obe obi obl obo obu odb odd ode odi odl odo odu oeb oed oee oei oel oeo oib oid oie oii oil oio oiu olb old ole oli oll olo olu oo- oob ood ooi ool ooo ou- oud oue oui oul ouo ubb ube ubi ubl ubo ubu udb udd ude udi udl udo udu ueb ued uee uei uel uib uid uie uii uil uio uiu ulb uld ule uli ull ulo ulu uob uod uoe uol uoo uue uuu