-er -ic c-- ccc cce cch cci cco ccr ce- cec cee ceh cei ceo ceq cer ch- chc che chh chi cho chq chr ci- cic cie cih cii cio ciq cir co- coc coe coh coi coo coq cor cqc cqi cqo crc cre crh cri cro crq crr ec- ecc ece ech eci eco ecq ecr eec eee eeo eer ehc ehe ehh ehi eho ehr eic eie eii eio eir eo- eoc eoe eoh eoi eoo eoq eor eqe eqq erc ere erh eri ero erq err h-i hcc hce hch hci hco hcr he- hec hee heh hei heo her hhc hhe hhh hhi hho hhr hic hie hih hii hio hiq hir hoc hoe hoh hoi hoo hor hr- hrc hre hrh hri hro hrr icc ice ich ici ico icq icr ie- iec iee iei ier ihc ihe ihh ihi iho ihq ihr iic iie iih iii iio iir io- ioc ioe ioh ioi ioo ior iqc iqe ir- irc ire iri iro irq irr o-i oc- occ och oci oco ocr oec oee oeh oei oeo oer ohc ohe ohh ohi oho ohq ohr oic oie oii oio oir oo- ooc ooh ooi ooo oor oqo or- orc ore orh ori oro orr qcc qci qco qec qee qeh qeo qhc qic qie qio qir qoi qoo qor qqq qrc qre qrh qri rcc rce rch rci rco rcr re- rec ree reh rei reo req rer rh- rhc rhe rhh rhi rho rhr ric rie rih rii rio riq rir roc roe roh roi roo ror rqc rrc rrh rri rrq rrr