-er -ic c-- ccc cce cch cci cco ccr ccu ce- cec cee ceh cei ceo cer ceu ch- chc che chh chi cho chr chu ci- cic cie cih cii cio cir ciu co- coc coe coh coi coo cor cou crc cre crh cri cro crr cru cuc cue cuh cui cuo cur cuu ec- ecc ece ech eci eco ecr ecu eec eee eeo eer ehc ehe ehh ehi eho ehr ehu eic eie eii eio eir eiu eo- eoc eoe eoh eoi eoo eor eou erc ere erh eri ero err eru eu- euc eue eui eur h-i hcc hce hch hci hco hcr he- hec hee heh hei heo her heu hhc hhe hhh hhi hho hhr hhu hic hie hih hii hio hir hiu hoc hoe hoh hoi hoo hor hou hr- hrc hre hrh hri hro hrr hru huc hue huh hui huo hur huu icc ice ich ici ico icr icu ie- iec iee iei ier ihc ihe ihh ihi iho ihr ihu iic iie iih iii iio iir iiu io- ioc ioe ioh ioi ioo ior iou ir- irc ire iri iro irr iru iu- iuc iue iui iur o-i oc- occ och oci oco ocr ocu oec oee oeh oei oeo oer ohc ohe ohh ohi oho ohr ohu oic oie oii oio oir oiu oo- ooc ooh ooi ooo oor or- orc ore orh ori oro orr oru ou- ouc oue ouh oui ouo our rcc rce rch rci rco rcr rcu re- rec ree reh rei reo rer reu rh- rhc rhe rhh rhi rho rhr rhu ric rie rih rii rio rir roc roe roh roi roo ror rou rrc rrh rri rrr rru ruc rue ruh rui ruo rur ruu ucc uce uch uci uco ucr ucu uec uee ueh uei uer uhc uhe uhh uhi uho uhr uhu uic uie uii uio uir uiu uoc uoe uoo uor ur- urc ure uri uro urr uru uuc uue uur uuu