-er -ic -ji c-- c-j ccc cce cci ccj ccr ccu ce- cec cee cei cej cer ceu ci- cic cie cii cij cir ciu cjc cjr crc cre cri crj crr cru cuc cue cui cur cuu ec- ecc ece eci ecj ecr ecu eec eee eer eic eie eii eij eir eiu ejc eji eju erc ere eri err eru eu- euc eue eui euj eur icc ice ici icj icr icu ie- iec iee iei iej ier iic iie iii iij iir iiu ijc ije iji iju ir- irc ire iri irj irr iru iu- iuc iue iui iur j-i jcc jce jci jcr jcu jec jee jei jej jer jeu jic jie jii jij jir jiu jjc jjj jjr jju jrc jri jrr jue jui jur rcc rce rci rcj rcr rcu re- rec ree rei rer reu ric rie rii rir rjc rjr rrc rri rrr rru ruc rue rui rur ruu ucc uce uci ucj ucr ucu uec uee uei uer uic uie uii uir uiu ujc uji ur- urc ure uri urr uru uuc uue uur uuu