c-- ccc ccd cce ccf cch ccl ccs cdc cdd cde cdf cdh cdl cds ce- cec ced cee cef ceh cel ces cfc cfd cfe cff cfh cfl cfs ch- chc chd che chf chh chl chs cl- clc cld cle clf clh cll cls csc csd cse csf csh csl css dcc dcd dce dcf dcl dcs ddc ddd dde ddf ddh ddl dds de- dec ded dee def deh del des dfc dfd dfe dff dfh dfl dfs dh- dhc dhd dhe dhf dhh dhl dhs dl- dlc dld dle dlf dlh dll dls dsc dsd dse dsf dsh dsl dss ec- ecc ecd ece ecf ech ecl ecs ed- edc edd ede edf edh edl eds eec eed eee eef eel ees ef- efc efd efe eff efh efl efs ehc ehd ehe ehf ehh ehl ehs elc eld ele elf elh ell els es- esc esd ese esf esh esl ess fcc fcd fce fcf fcl fcs fdc fdd fde fdf fdh fdl fds fec fed fee fef feh fel fes ffc ffd ffe fff ffh ffl ffs fhc fhe fhf fhh fhl fhs flc fld fle flf fll fls fsc fsd fse fsf fsh fsl fss hcc hcd hce hcf hch hcl hcs hdc hdd hde hdf hdh hdl hds he- hec hed hee hef heh hel hes hfc hfd hfe hff hfh hfl hfs hhc hhd hhe hhf hhh hhl hhs hlc hld hle hlf hlh hll hls hsc hsd hse hsf hsh hsl hss lcc lcd lce lcf lch lcl lcs ldc ldd lde ldf ldh ldl lds lec led lee lef leh lel les lfc lfd lfe lff lfh lfl lfs lhc lhd lhf lhh lhs llc lld lle llf lll lls lsc lsd lse lsf lsh lsl lss scc scd sce scf sch scl scs sdc sdd sde sdf sdh sdl sds se- sec sed see sef seh sel ses sfc sfd sfe sff sfh sfl sfs sh- shc shd she shf shh shl shs slc sld sle slf slh sll sls ss- ssc ssd sse ssf ssh ssl sss