-er -ic c-- ccc cce cch cci ccr ccu ccx ce- cec cee ceh cei cer ceu cex ch- chc che chh chi chr chu chx ci- cic cie cih cii cir ciu cix crc cre crh cri crr cru crx cuc cue cuh cui cur cuu cxc cxh cxi cxr cxx ec- ecc ece ech eci ecr ecu ecx eec eee eer eex ehc ehe ehh ehi ehr ehu eic eie eii eir eiu eix erc ere erh eri err eru eu- euc eue eui eur eux ex- exc exe exh exi exr exu exx h-i hcc hce hch hci hcr he- hec hee heh hei her heu hex hhc hhe hhh hhi hhr hhu hic hie hih hii hir hiu hix hr- hrc hre hrh hri hrr hru huc hue huh hui hur huu hux hxc icc ice ich ici icr icu ie- iec iee iei ier iex ihc ihe ihh ihi ihr ihu iic iie iih iii iir iiu iix ir- irc ire iri irr iru irx iu- iuc iue iui iur ixc ixe ixi rcc rce rch rci rcr rcu rcx re- rec ree reh rei rer reu rex rh- rhc rhe rhh rhi rhr rhu ric rie rih rii rir rix rrc rrh rri rrr rru ruc rue ruh rui rur ruu rux rxr ucc uce uch uci ucr ucu uec uee ueh uei uer uhc uhe uhh uhi uhr uhu uic uie uii uir uiu ur- urc ure uri urr uru urx uuc uue uur uuu uxc uxr uxu xch xci xcr xcx xee xer xeu xex xic xie xii xiu xix xrc xrx xue xui xxi xxx