-ol c-- ccc cce ccl cco cct ccu ce- cec cee cel ceo cet ceu cl- clc cle cll clo clt clu co- coc coe col coo cot cou ctc cte ctl cto ctt ctu cuc cue cul cuo cut cuu ec- ecc ece ecl eco ect ecu eec eee eel eeo eet elc ele ell elo elt elu eo- eoc eoe eol eoo eot eou etc ete etl eto ett etu eu- euc eue eul eut lcc lce lcl lco lct lcu lec lee lel leo let leu llc lle lll llo llt llu loc loe lol loo lot lou ltc lte ltl lto ltt ltu luc lue lul luo lut luu oc- occ ocl oco oct ocu oec oee oel oeo oet olc ole oll olo olt olu oo- ooc ool ooo oot ot- otc ote otl oto ott otu ou- ouc oue oul ouo out tcc tce tcl tco tct tcu te- tec tee tel teo tet teu tlc tle tll tlo tlt tlu to- toc toe tol too tot tou ttc tte ttl tto ttt ttu tuc tue tul tuo tut tuu ucc uce ucl uco uct ucu uec uee uel uet ulc ule ull ulo ult ulu uoc uoe uol uoo uot utc ute utl uto utt utu uuc uue uut uuu