c-- ccc ccd cch ccn ccr cdc cdd cdh cdn cdr ch- chc chd chh chn chr cn- cnc cnd cnh cnn cnr crc crd crh crn crr dcc dcd dcn dcr ddc ddd ddh ddn ddr dh- dhc dhd dhh dhr dnc dnd dnh dnn dnr drc drd drn drr hcc hcd hch hcn hcr hdc hdd hdh hdn hdr hhc hhd hhh hhn hhr hnc hnd hnh hnn hr- hrc hrd hrh hrn hrr ncc ncd nch ncn ncr ndc ndd ndh ndn ndr nhc nhd nhh nhn nhr nnc nnh nnn nrc nrd nrn nrr rcc rcd rch rcn rcr rdc rdd rdh rdn rdr rh- rhc rhd rhh rhn rhr rnc rnd rnh rnn rnr rrc rrd rrh rrn rrr