-ic c-- ccc cci ccr ccs cct ccz ci- cic cii cir cis cit crc cri crr crs crt crz csc csi csr css cst csz ctc cti ctr cts ctt ctz cz- czc czt icc ici icr ics ict icz iic iii iir iis iit ir- irc iri irr irs irt is- isc isi isr iss ist itc iti its itt itz izi izz rcc rci rcr rcs rct ric rii rir ris rit riz rrc rri rrr rrs rrt rsc rsi rsr rss rst rtc rti rtr rts rtt rtz scc sci scr scs sct sic sii sir sis sit sr- src sri srr srs srt ss- ssc ssi ssr sss sst ssz stc sti str sts stt stz szi szr tcc tci tcr tcs tct tic tii tir tis tit tiz trc tri trr trs trt trz tsc tsi tsr tss tst ttc tti ttr tts ttt tzs zcs zir zis zit ziz zrs zsi zst zsz ztr zzr zzs zzt zzz