-ic c-- ccc ccf cci ccs cct cfc cff cfi cfs cft ci- cic cif cii cis cit csc csf csi css cst ctc ctf cti cts ctt fcc fcf fci fcs fct ffc fff ffi ffs fft fic fif fii fis fit fsc fsf fsi fss fst ftc ftf fti fts ftt i-f icc icf ici ics ict ifc iff ifi ifs ift iic iif iii iis iit is- isc isf isi iss ist itc itf iti its itt scc scf sci scs sct sfc sff sfi sfs sft sic sif sii sis sit ss- ssc ssf ssi sss sst stc stf sti sts stt tcc tcf tci tcs tct tfc tff tfi tfs tft tic tif tii tis tit tsc tsf tsi tss tst ttc ttf tti tts ttt