-er -ic c-- ccc cce cch cci cco ccr ccs ccu ce- cec cee ceh cei ceo cer ces ceu ch- chc che chh chi cho chr chs chu ci- cic cie cih cii cio cir cis ciu co- coc coe coh coi coo cor cos cou crc cre crh cri cro crr crs cru csc cse csh csi cso csr css csu cuc cue cuh cui cuo cur cus cuu ec- ecc ece ech eci eco ecr ecs ecu eec eee eeo eer ees ehc ehe ehh ehi eho ehr ehs ehu eic eie eii eio eir eis eiu eo- eoc eoe eoh eoi eoo eor eos eou erc ere erh eri ero err ers eru es- esc ese esh esi eso esr ess esu eu- euc eue eui eur eus h-i hcc hce hch hci hco hcr hcs he- hec hee heh hei heo her hes heu hhc hhe hhh hhi hho hhr hhs hhu hic hie hih hii hio hir his hiu hoc hoe hoh hoi hoo hor hos hou hr- hrc hre hrh hri hro hrr hrs hru hsc hse hsh hsi hsr hss hsu huc hue huh hui huo hur hus huu icc ice ich ici ico icr ics icu ie- iec iee iei ier ies ihc ihe ihh ihi iho ihr ihs ihu iic iie iih iii iio iir iis iiu io- ioc ioe ioh ioi ioo ior ios iou ir- irc ire iri iro irr irs iru is- isc ise ish isi iso isr iss isu iu- iuc iue iui iur ius o-i oc- occ och oci oco ocr ocs ocu oec oee oeh oei oeo oer oes ohc ohe ohh ohi oho ohr ohs ohu oic oie oii oio oir ois oiu oo- ooc ooh ooi ooo oor oos or- orc ore orh ori oro orr ors oru os- osc ose osh osi oso osr oss osu ou- ouc oue ouh oui ouo our ous rcc rce rch rci rco rcr rcs rcu re- rec ree reh rei reo rer res reu rh- rhc rhe rhh rhi rho rhr rhs rhu ric rie rih rii rio rir ris roc roe roh roi roo ror ros rou rrc rrh rri rrr rrs rru rsc rse rsh rsi rso rsr rss rsu ruc rue ruh rui ruo rur rus ruu scc sce sch sci sco scr scs scu se- sec see seh sei seo ser ses seu sh- shc she shh shi sho shr shs shu sic sie sih sii sio sir sis siu soc soe soh soi soo sor sos sou sr- src sre srh sri sro srr srs ss- ssc sse ssh ssi sso ssr sss ssu suc sue suh sui suo sur sus suu ucc uce uch uci uco ucr ucs ucu uec uee ueh uei uer ues uhc uhe uhh uhi uho uhr uhs uhu uic uie uii uio uir uis uiu uoc uoe uoo uor uos ur- urc ure uri uro urr urs uru usc use ush usi uso usr uss usu uuc uue uur uus uuu