-ic c-- ccc cci cck ccn ccr ccs ccu ci- cic cii cik cin cir cis ciu ckc cki cks cn- cnc cni cnn cnr cns cnu crc cri crk crn crr crs cru csc csi csk csn csr css csu cuc cui cuk cun cur cus cuu icc ici ick icn icr ics icu iic iii iin iir iis iiu ikc iki ikk ikr iks iku in- inc ini ink inn inr ins inu ir- irc iri irk irn irr irs iru is- isc isi isk isn isr iss isu iu- iuc iui iur ius kcc kci kck kcn kcr kcs kcu kic kii kik kin kir kis kiu kkc kki kkk kkn kkr kks kku kn- knc kni knk knn knr knu krc kri krk krn krr krs kru ksc ksi ksk ksn ksr kss ksu kuc kui kuk kun kur kus kuu n-i ncc nci nck ncn ncr ncs ncu nic nii nik nin nir nis niu nkc nki nkk nkn nkr nks nku nnc nni nnk nnn nns nnu nrc nri nrk nrn nrr nrs nru nsc nsi nsk nsn nsr nss nsu nuc nui nuk nun nur nus nuu rcc rci rcn rcr rcs rcu ric rii rik rin rir ris rkc rkk rks rku rnc rni rnn rnr rns rnu rrc rri rrk rrn rrr rrs rru rsc rsi rsk rsn rsr rss rsu ruc rui ruk run rur rus ruu scc sci sck scn scr scs scu sic sii sik sin sir sis siu sk- skc ski skk skr sks sku snc sni snk snn snr sns snu sr- src sri srk srn srr srs ss- ssc ssi ssk ssn ssr sss ssu suc sui suk sun sur sus suu ucc uci uck ucn ucr ucs ucu uic uii uin uir uis uiu ukc uki ukk ukn ukr uku un- unc uni unk unn unr uns unu ur- urc uri urk urn urr urs uru usc usi usk usn usr uss usu uuc uun uur uus uuu