-ol b-u bbb bbe bbi bbl bbo bbt bbu be- beb bee bei bel beo bet beu bi- bib bie bii bil bio bit biu blb ble bli bll blo blt blu bob boe boi bol boo bot bou btb bte bti btl bto btt btu bub bue bui bul buo but buu ebb ebe ebi ebl ebo ebt ebu eeb eee eel eeo eet eib eie eii eil eio eit eiu elb ele eli ell elo elt elu eo- eob eoe eoi eol eoo eot eou etb ete eti etl eto ett etu eu- eub eue eui eul eut ibb ibe ibi ibl ibo ibt ibu ie- iee iei iel iet iib iie iii iil iio iit iiu il- ilb ile ili ill ilo ilt ilu io- iob ioe ioi iol ioo iot iou itb ite iti itl ito itt itu iu- iub iue iui iut lbb lbe lbi lbl lbo lbt lbu leb lee lei lel leo let leu lib lie lii lil lio lit liu llb lle lli lll llo llt llu lob loe loi lol loo lot lou ltb lte lti ltl lto ltt ltu lub lue lui lul luo lut luu o-i ob- obb obe obi obl obo obt obu oeb oee oei oel oeo oet oib oie oii oil oio oit oiu olb ole oli oll olo olt olu oo- oob ooi ool ooo oot ot- otb ote oti otl oto ott otu ou- oue oui oul ouo out tbb tbe tbi tbl tbo tbt tbu te- teb tee tei tel teo tet teu tib tie tii til tio tit tiu tle tli tll tlo tlt tlu to- tob toe toi tol too tot tou ttb tte tti ttl tto ttt ttu tub tue tui tul tuo tut tuu ubb ube ubi ubl ubo ubt ubu ueb uee uei uel uet uib uie uii uil uio uit uiu ulb ule uli ull ulo ult ulu uob uoe uol uoo uot utb ute uti utl uto utt utu uue uut uuu