-er -ic c-- ccc cce cci cck ccl ccr cct ce- cec cee cei cek cel cer cet ci- cic cie cii cik cil cir cit ckc cki ckt cl- clc cle cli clk cll clr clt crc cre cri crk crl crr crt ctc cte cti ctk ctl ctr ctt ec- ecc ece eci eck ecl ecr ect eec eee eek eel eer eet eic eie eii eik eil eir eit ekc eke eki ekl ekr ekt elc ele eli elk ell elr elt erc ere eri erk erl err ert etc ete eti etk etl etr ett icc ice ici ick icl icr ict ie- iec iee iei iek iel ier iet iic iie iii iil iir iit ikc ike iki ikk ikl ikr ikt il- ilc ile ili ilk ill ilr ilt ir- irc ire iri irk irl irr irt itc ite iti itk itl itt k-t kcc kce kci kck kcl kcr kct ke- kec kee kei kek kel ker ket kic kie kii kik kil kir kit kkc kke kki kkk kkl kkr kkt kl- klc kli klr klt krc kri krk krl krr krt ktc kte ktk ktl ktr ktt lcc lce lci lck lcl lcr lct lec lee lei lek lel ler let lic lie lii lik lil lir lit lkl lkr lkt llc lle lli llk lll llr llt lrc lri lrk lrr lrt ltc lte lti ltk ltl ltr ltt rcc rce rci rcl rcr rct re- rec ree rei rek rel rer ret ric rie rii rik ril rir rit rkc rke rkk rkt rlc rle rli rll rlr rlt rrc rri rrk rrl rrr rrt rtc rte rti rtk rtl rtr rtt tcc tce tci tck tcl tcr tct te- tec tee tei tek tel ter tet tic tie tii tik til tir tit tkc tke tkk tkl tkr tkt tlc tle tli tlk tll tlr tlt trc tre tri trk trl trr trt ttc tte tti ttk ttl ttr ttt