-ic -ol b-u bbb bbc bbe bbi bbl bbo bbt bbu bcb bcc bce bci bcl bco bct bcu be- beb bec bee bei bel beo bet beu bi- bib bic bie bii bil bio bit biu blb blc ble bli bll blo blt blu bob boc boe boi bol boo bot bou btb btc bte bti btl bto btt btu bub buc bue bui bul buo but buu c-- cbb cbc cbe cbi cbl cbo cbt cbu ccb ccc cce cci ccl cco cct ccu ce- ceb cec cee cei cel ceo cet ceu ci- cib cic cie cii cil cio cit ciu cl- clb clc cle cli cll clo clt clu co- cob coc coe coi col coo cot cou ctb ctc cte cti ctl cto ctt ctu cub cuc cue cui cul cuo cut cuu ebb ebc ebe ebi ebl ebo ebt ebu ec- ecb ecc ece eci ecl eco ect ecu eeb eec eee eel eeo eet eib eic eie eii eil eio eit eiu elb elc ele eli ell elo elt elu eo- eob eoc eoe eoi eol eoo eot eou etb etc ete eti etl eto ett etu eu- eub euc eue eui eul eut ibb ibc ibe ibi ibl ibo ibt ibu icb icc ice ici icl ico ict icu ie- iec iee iei iel iet iib iic iie iii iil iio iit iiu il- ilb ilc ile ili ill ilo ilt ilu io- iob ioc ioe ioi iol ioo iot iou itb itc ite iti itl ito itt itu iu- iub iuc iue iui iut lbb lbc lbe lbi lbl lbo lbt lbu lcb lcc lce lci lcl lco lct lcu leb lec lee lei lel leo let leu lib lic lie lii lil lio lit liu llb llc lle lli lll llo llt llu lob loc loe loi lol loo lot lou ltb ltc lte lti ltl lto ltt ltu lub luc lue lui lul luo lut luu o-i ob- obb obc obe obi obl obo obt obu oc- ocb occ oci ocl oco oct ocu oeb oec oee oei oel oeo oet oib oic oie oii oil oio oit oiu olb olc ole oli oll olo olt olu oo- oob ooc ooi ool ooo oot ot- otb otc ote oti otl oto ott otu ou- ouc oue oui oul ouo out tbb tbc tbe tbi tbl tbo tbt tbu tcb tcc tce tci tcl tco tct tcu te- teb tec tee tei tel teo tet teu tib tic tie tii til tio tit tiu tlc tle tli tll tlo tlt tlu to- tob toc toe toi tol too tot tou ttb ttc tte tti ttl tto ttt ttu tub tuc tue tui tul tuo tut tuu ubb ubc ube ubi ubl ubo ubt ubu ucb ucc uce uci ucl uco uct ucu ueb uec uee uei uel uet uib uic uie uii uil uio uit uiu ulb ulc ule uli ull ulo ult ulu uob uoc uoe uol uoo uot utb utc ute uti utl uto utt utu uuc uue uut uuu