-ic c-- ccc cci ccn ccr ccs ccu ci- cic cii cin cir cis ciu cn- cnc cni cnn cnr cns cnu crc cri crn crr crs cru csc csi csn csr css csu cuc cui cun cur cus cuu icc ici icn icr ics icu iic iii iin iir iis iiu in- inc ini inn inr ins inu ir- irc iri irn irr irs iru is- isc isi isn isr iss isu iu- iuc iui iur ius n-i ncc nci ncn ncr ncs ncu nic nii nin nir nis niu nnc nni nnn nns nnu nrc nri nrn nrr nrs nru nsc nsi nsn nsr nss nsu nuc nui nun nur nus nuu rcc rci rcn rcr rcs rcu ric rii rin rir ris rnc rni rnn rnr rns rnu rrc rri rrn rrr rrs rru rsc rsi rsn rsr rss rsu ruc rui run rur rus ruu scc sci scn scr scs scu sic sii sin sir sis siu snc sni snn snr sns snu sr- src sri srn srr srs ss- ssc ssi ssn ssr sss ssu suc sui sun sur sus suu ucc uci ucn ucr ucs ucu uic uii uin uir uis uiu un- unc uni unn unr uns unu ur- urc uri urn urr urs uru usc usi usn usr uss usu uuc uun uur uus uuu