-ic -ol c-- ccc cce cci cck ccl cco ce- cec cee cei cek cel ceo ci- cic cie cii cik cil cio ckc cki cko cl- clc cle cli clk cll clo co- coc coe coi cok col coo ec- ecc ece eci eck ecl eco eec eee eek eel eeo eic eie eii eik eil eio ekc eke eki ekl eko elc ele eli elk ell elo eo- eoc eoe eoi eok eol eoo icc ice ici ick icl ico ie- iec iee iei iek iel iic iie iii iil iio ikc ike iki ikk ikl iko il- ilc ile ili ilk ill ilo io- ioc ioe ioi iol ioo kcc kce kci kck kcl ke- kec kee kei kek kel keo kic kie kii kik kil kio kkc kke kki kkk kkl kl- klc kli klo koc koe koi kok kol koo lcc lce lci lck lcl lco lec lee lei lek lel leo lic lie lii lik lil lio lkl llc lle lli llk lll llo loc loe loi lok lol loo o-i oc- occ oci ock ocl oco oec oee oei oel oeo oic oie oii oik oil oio okc oke oki okk okl oko olc ole oli olk oll olo oo- ooc ooi ook ool ooo