-er -ey -ic c-- ccc cce cci cck ccm ccr ce- cec cee cei cek cem cer cey ci- cic cie cii cik cim cir ckc cki ckm cky cmc cme cmi cmk cmm cmr cmy crc cre cri crk crm crr cry cyc cye cyk cym cyr ec- ecc ece eci eck ecm ecr eec eee eek eem eer eey eic eie eii eik eim eir ekc eke eki ekr eky em- emc eme emi emk emm emr erc ere eri erk erm err ery eyc eye eym eyr icc ice ici ick icm icr icy ie- iec iee iei iek iem ier iey iic iie iii iim iir ikc ike iki ikk ikr im- imc ime imi imm imy ir- irc ire iri irk irm irr iry iyc iye iym iyr iyy kcc kce kci kck kcm kcr ke- kec kee kei kek kem ker key kic kie kii kik kim kir kkc kke kki kkk kkm kkr kky kmc kme kmi kmk kmm krc kri krk krr kry kyc kye kym kyr m-r mc- mcc mce mci mck mcm mcr mec mee mei mek mem mer mey mi- mic mie mii mik mim mir miy mkc mke mkk mkm mkr mky mmc mme mmi mmk mmm mmr mrc mre mri mrk mrm mrr mry my- myc mye myk mym myr rcc rce rci rcm rcr re- rec ree rei rek rem rer rey ric rie rii rik rim rir riy rkc rke rkk rkm rky rmc rme rmi rmm rmr rrc rri rrk rrm rrr ry- ryc rye ryk rym ryr ryy ycc yce yci ycy yec yee yei yek yem yer yey yie yii yim yir yki ykk ykm ymc yme ymi ymm yrc yre yyc yye yyy