-er -ol c-- c-j ccc cce ccj ccl cco ccr ccu ce- cec cee cej cel ceo cer ceu cjc cjr cl- clc cle clj cll clo clr clu co- coc coe coj col coo cor cou crc cre crj crl cro crr cru cuc cue cul cuo cur cuu ec- ecc ece ecj ecl eco ecr ecu eec eee eel eeo eer ejc ejl ejo eju elc ele ell elo elr elu eo- eoc eoe eol eoo eor eou erc ere erl ero err eru eu- euc eue euj eul eur jcc jce jcl jco jcr jcu jec jee jej jel jeo jer jeu jjc jjj jjl jjr jju jlc jle jll jlo jlr jlu joc joe joj jol joo jor jou jrc jrl jro jrr jue jul juo jur lcc lce lcj lcl lco lcr lcu lec lee lej lel leo ler leu lje ljj lju llc lle llj lll llo llr llu loc loe loj lol loo lor lou lrc lro lrr lru luc lue lul luo lur luu oc- occ ocj ocl oco ocr ocu oec oee oel oeo oer ojc oje ojo oju olc ole oll olo olu oo- ooc ool ooo oor or- orc ore orl oro orr oru ou- ouc oue oul ouo our rcc rce rcj rcl rco rcr rcu re- rec ree rel reo rer reu rjc rjr rlc rle rll rlo rlr rlu roc roe roj rol roo ror rou rrc rrl rrr rru ruc rue ruo rur ruu ucc uce ucj ucl uco ucr ucu uec uee uel uer ujc ujo ulc ule ull ulo ulr ulu uoc uoe uoj uol uoo uor ur- urc ure url uro urr uru uuc uue uur uuu