c-- ccc ccd cce cch ccp cdc cdd cde cdh cdp ce- cec ced cee ceh cep ch- chc chd che chh chp cpc cpd cpe cph cpp dcc dcd dce dcp ddc ddd dde ddh ddp de- dec ded dee deh dep dh- dhc dhd dhe dhh dhp dpc dpd dpe dph dpp ec- ecc ecd ece ech ed- edc edd ede edh edp eec eed eee eep ehc ehd ehe ehh ehp ep- epc epd epe eph epp hcc hcd hce hch hcp hdc hdd hde hdh hdp he- hec hed hee heh hep hhc hhd hhe hhh hhp hpc hpd hpe hph hpp p-p pcc pcd pce pch pcp pdc pdd pde pdh pdp pec ped pee peh pep phc phd phe php ppc ppd ppe pph ppp