-er -ic c-- ccc ccd cce cch cci ccr ccs ccu cdc cdd cde cdh cdi cdr cds cdu ce- cec ced cee ceh cei cer ces ceu ch- chc chd che chh chi chr chs chu ci- cic cid cie cih cii cir cis ciu crc crd cre crh cri crr crs cru csc csd cse csh csi csr css csu cuc cud cue cuh cui cur cus cuu dcc dcd dce dci dcr dcs dcu ddc ddd dde ddh ddi ddr dds ddu de- dec ded dee deh dei der des deu dh- dhc dhd dhe dhh dhi dhr dhs dhu di- dic did die dih dii dir dis diu drc drd dre dri drr drs dru dsc dsd dse dsh dsi dsr dss dsu duc dud due duh dui dur dus ec- ecc ecd ece ech eci ecr ecs ecu ed- edc edd ede edh edi edr eds edu eec eed eee eer ees ehc ehd ehe ehh ehi ehr ehs ehu eic eid eie eii eir eis eiu erc erd ere erh eri err ers eru es- esc esd ese esh esi esr ess esu eu- euc eud eue eui eur eus h-i hcc hcd hce hch hci hcr hcs hdc hdd hde hdh hdi hdr hds hdu he- hec hed hee heh hei her hes heu hhc hhd hhe hhh hhi hhr hhs hhu hic hid hie hih hii hir his hiu hr- hrc hrd hre hrh hri hrr hrs hru hsc hsd hse hsh hsi hsr hss hsu huc hud hue huh hui hur hus huu i-d icc icd ice ich ici icr ics icu idc idd ide idh idi idr ids idu ie- iec ied iee iei ier ies ihc ihd ihe ihh ihi ihr ihs ihu iic iid iie iih iii iir iis iiu ir- irc ird ire iri irr irs iru is- isc isd ise ish isi isr iss isu iu- iuc iud iue iui iur ius rcc rcd rce rch rci rcr rcs rcu rdc rdd rde rdh rdi rdr rds rdu re- rec red ree reh rei rer res reu rh- rhc rhd rhe rhh rhi rhr rhs rhu ric rid rie rih rii rir ris rrc rrd rrh rri rrr rrs rru rsc rsd rse rsh rsi rsr rss rsu ruc rud rue ruh rui rur rus ruu scc scd sce sch sci scr scs scu sdc sdd sde sdh sdi sdr sds sdu se- sec sed see seh sei ser ses seu sh- shc shd she shh shi shr shs shu sic sid sie sih sii sir sis siu sr- src srd sre srh sri srr srs ss- ssc ssd sse ssh ssi ssr sss ssu suc sud sue suh sui sur sus suu ucc ucd uce uch uci ucr ucs ucu udc udd ude udi udr uds udu uec ued uee ueh uei uer ues uhc uhd uhe uhh uhi uhr uhs uhu uic uid uie uii uir uis uiu ur- urc urd ure uri urr urs uru usc usd use ush usi usr uss usu uuc uue uur uus uuu