c-- ccc ccd cce cch ccl ccp cdc cdd cde cdh cdl cdp ce- cec ced cee ceh cel cep ch- chc chd che chh chl chp cl- clc cld cle clh cll clp cpc cpd cpe cph cpl cpp dcc dcd dce dcl dcp ddc ddd dde ddh ddl ddp de- dec ded dee deh del dep dh- dhc dhd dhe dhh dhl dhp dl- dlc dld dle dlh dll dlp dpc dpd dpe dph dpl dpp ec- ecc ecd ece ech ecl ed- edc edd ede edh edl edp eec eed eee eel eep ehc ehd ehe ehh ehl ehp elc eld ele elh ell elp ep- epc epd epe eph epl epp hcc hcd hce hch hcl hcp hdc hdd hde hdh hdl hdp he- hec hed hee heh hel hep hhc hhd hhe hhh hhl hhp hlc hld hle hlh hll hlp hpc hpd hpe hph hpl hpp l-p lcc lcd lce lch lcl lcp ldc ldd lde ldh ldl ldp lec led lee leh lel lep lhc lhd lhh lhp llc lld lle lll llp lpc lpd lpe lph lpl lpp p-p pcc pcd pce pch pcl pcp pdc pdd pde pdh pdl pdp pec ped pee peh pel pep phc phd phe phl php plc pld ple plh pll plp ppc ppd ppe pph ppl ppp