-er -ic c-- ccc cce cch cci cck ccr ccu ce- cec cee ceh cei cek cer ceu ch- chc che chh chi chk chr chu ci- cic cie cih cii cik cir ciu ckc ckh cki crc cre crh cri crk crr cru cuc cue cuh cui cuk cur cuu ec- ecc ece ech eci eck ecr ecu eec eee eek eer ehc ehe ehh ehi ehr ehu eic eie eii eik eir eiu ekc eke ekh eki ekr eku erc ere erh eri erk err eru eu- euc eue eui eur h-i hcc hce hch hci hck hcr he- hec hee heh hei hek her heu hhc hhe hhh hhi hhk hhr hhu hic hie hih hii hik hir hiu hkh hki hkk hkr hku hr- hrc hre hrh hri hrk hrr hru huc hue huh hui huk hur huu icc ice ich ici ick icr icu ie- iec iee iei iek ier ihc ihe ihh ihi ihk ihr ihu iic iie iih iii iir iiu ikc ike iki ikk ikr iku ir- irc ire iri irk irr iru iu- iuc iue iui iur kcc kce kch kci kck kcr kcu ke- kec kee keh kei kek ker khe khh khi khk khr khu kic kie kih kii kik kir kiu kkc kke kkh kki kkk kkr kku krc kri krk krr kru kuc kue kuh kui kuk kur kuu rcc rce rch rci rcr rcu re- rec ree reh rei rek rer reu rh- rhc rhe rhh rhi rhr rhu ric rie rih rii rik rir rkc rke rkk rku rrc rrh rri rrk rrr rru ruc rue ruh rui ruk rur ruu ucc uce uch uci uck ucr ucu uec uee ueh uei uer uhc uhe uhh uhi uhr uhu uic uie uii uir uiu ukc uke uki ukk ukr uku ur- urc ure uri urk urr uru uuc uue uur uuu