-ic c-- ccc cce ccf ccg cci ccl ccs ce- cec cee cef ceg cei cel ces cfc cfe cff cfg cfi cfl cfs cgc cge cgg cgi cgl cgs ci- cic cie cif cig cii cil cis cl- clc cle clf clg cli cll cls csc cse csf csg csi csl css ec- ecc ece ecf ecg eci ecl ecs eec eee eef eeg eel ees ef- efc efe eff efg efi efl efs egc ege egf egg egi egl egs eic eie eif eig eii eil eis elc ele elf elg eli ell els es- esc ese esf esg esi esl ess fcc fce fcf fcg fci fcl fcs fec fee fef feg fei fel fes ffc ffe fff ffg ffi ffl ffs fgc fge fgf fgg fgi fgl fgs fic fie fif fig fii fil fis flc fle flf flg fli fll fls fsc fse fsf fsg fsi fsl fss gcc gce gcf gcg gci gcl gcs ge- gec gee gef geg gei gel ges gfc gfe gff gfi gfl gfs ggc ggg ggi ggs gic gie gif gig gii gil gis glc gle glf glg gli gll gls gsc gse gsf gsg gsi gsl gss i-f icc ice icf icg ici icl ics ie- iec iee ief ieg iei iel ies ifc ife iff ifg ifi ifl ifs igc ige igf igg igi igl igs iic iie iif iii iil iis il- ilc ile ilf ilg ili ill ils is- isc ise isf isg isi isl iss lcc lce lcf lcg lci lcl lcs lec lee lef leg lei lel les lfc lfe lff lfg lfi lfl lfs lgc lge lgf lgg lgi lgl lgs lic lie lif lig lii lil lis llc lle llf llg lli lll lls lsc lse lsf lsg lsi lsl lss scc sce scf scg sci scl scs se- sec see sef seg sei sel ses sfc sfe sff sfg sfi sfl sfs sgc sge sgf sgg sgi sgl sgs sic sie sif sig sii sil sis slc sle slf slg sli sll sls ss- ssc sse ssf ssg ssi ssl sss