-ic c-- ccc ccd cci ccn ccr ccs ccu cdc cdd cdi cdn cdr cds cdu ci- cic cid cii cin cir cis ciu cn- cnc cnd cni cnn cnr cns cnu crc crd cri crn crr crs cru csc csd csi csn csr css csu cuc cud cui cun cur cus cuu dcc dcd dci dcn dcr dcs dcu ddc ddd ddi ddn ddr dds ddu di- dic did dii din dir dis diu dnc dnd dni dnn dnr dns drc drd dri drn drr drs dru dsc dsd dsi dsn dsr dss dsu duc dud dui dun dur dus i-d icc icd ici icn icr ics icu idc idd idi idn idr ids idu iic iid iii iin iir iis iiu in- inc ind ini inn inr ins inu ir- irc ird iri irn irr irs iru is- isc isd isi isn isr iss isu iu- iuc iud iui iur ius n-i ncc ncd nci ncn ncr ncs ncu ndc ndd ndi ndn ndr nds ndu nic nid nii nin nir nis niu nnc nni nnn nns nnu nrc nrd nri nrn nrr nrs nru nsc nsd nsi nsn nsr nss nsu nuc nud nui nun nur nus nuu rcc rcd rci rcn rcr rcs rcu rdc rdd rdi rdn rdr rds rdu ric rid rii rin rir ris rnc rnd rni rnn rnr rns rnu rrc rrd rri rrn rrr rrs rru rsc rsd rsi rsn rsr rss rsu ruc rud rui run rur rus ruu scc scd sci scn scr scs scu sdc sdd sdi sdn sdr sds sdu sic sid sii sin sir sis siu snc snd sni snn snr sns snu sr- src srd sri srn srr srs ss- ssc ssd ssi ssn ssr sss ssu suc sud sui sun sur sus suu ucc ucd uci ucn ucr ucs ucu udc udd udi udn udr uds udu uic uid uii uin uir uis uiu un- unc und uni unn unr uns unu ur- urc urd uri urn urr urs uru usc usd usi usn usr uss usu uuc uun uur uus uuu