-er -ic c-- ccc cce cci cck ccm ccr cct ce- cec cee cei cek cem cer cet ci- cic cie cii cik cim cir cit ckc cki ckm ckt cmc cme cmi cmk cmm cmr cmt crc cre cri crk crm crr crt ctc cte cti ctk ctm ctr ctt ec- ecc ece eci eck ecm ecr ect eec eee eek eem eer eet eic eie eii eik eim eir eit ekc eke eki ekr ekt em- emc eme emi emk emm emr emt erc ere eri erk erm err ert etc ete eti etk etm etr ett icc ice ici ick icm icr ict ie- iec iee iei iek iem ier iet iic iie iii iim iir iit ikc ike iki ikk ikr ikt im- imc ime imi imm imt ir- irc ire iri irk irm irr irt itc ite iti itk itm itt k-t kcc kce kci kck kcm kcr kct ke- kec kee kei kek kem ker ket kic kie kii kik kim kir kit kkc kke kki kkk kkm kkr kkt kmc kme kmi kmk kmm kmt krc kri krk krr krt ktc kte ktk ktm ktr ktt m-r mc- mcc mce mci mck mcm mcr mct mec mee mei mek mem mer met mi- mic mie mii mik mim mir mit mkc mke mkk mkm mkr mkt mmc mme mmi mmk mmm mmr mmt mrc mre mri mrk mrm mrr mrt mtc mte mti mtk mtm mtr mtt rcc rce rci rcm rcr rct re- rec ree rei rek rem rer ret ric rie rii rik rim rir rit rkc rke rkk rkm rkt rmc rme rmi rmm rmr rmt rrc rri rrk rrm rrr rrt rtc rte rti rtk rtm rtr rtt tcc tce tci tck tcm tcr tct te- tec tee tei tek tem ter tet tic tie tii tik tim tir tit tkc tke tkk tkm tkr tkt tmc tme tmi tmk tmm tmr tmt trc tre tri trk trm trr trt ttc tte tti ttk ttm ttr ttt