-ic c-- ccc cce ccf cci ccs ccu ce- cec cee cef cei ces ceu cfc cfe cff cfi cfs cfu ci- cic cie cif cii cis ciu csc cse csf csi css csu cuc cue cuf cui cus cuu ec- ecc ece ecf eci ecs ecu eec eee eef ees ef- efc efe eff efi efs eic eie eif eii eis eiu es- esc ese esf esi ess esu eu- euc eue euf eui eus fcc fce fcf fci fcs fcu fec fee fef fei fes feu ffc ffe fff ffi ffs ffu fic fie fif fii fis fiu fsc fse fsf fsi fss fsu fue fuf fui fus fuu i-f icc ice icf ici ics icu ie- iec iee ief iei ies ifc ife iff ifi ifs ifu iic iie iif iii iis iiu is- isc ise isf isi iss isu iu- iuc iue iui ius scc sce scf sci scs scu se- sec see sef sei ses seu sfc sfe sff sfi sfs sfu sic sie sif sii sis siu ss- ssc sse ssf ssi sss ssu suc sue suf sui sus suu ucc uce ucf uci ucs ucu uec uee uef uei ues ufc ufe uff ufi ufs ufu uic uie uif uii uis uiu usc use usf usi uss usu uuc uue uus uuu