c-- ccc ccd cch ccn ccr ccu cdc cdd cdh cdn cdr cdu ch- chc chd chh chn chr chu cn- cnc cnd cnh cnn cnr cnu crc crd crh crn crr cru cuc cud cuh cun cur cuu dcc dcd dcn dcr dcu ddc ddd ddh ddn ddr ddu dh- dhc dhd dhh dhr dhu dnc dnd dnh dnn dnr drc drd drn drr dru duc dud duh dun dur hcc hcd hch hcn hcr hdc hdd hdh hdn hdr hdu hhc hhd hhh hhn hhr hhu hnc hnd hnh hnn hnu hr- hrc hrd hrh hrn hrr hru huc hud huh hun hur huu ncc ncd nch ncn ncr ncu ndc ndd ndh ndn ndr ndu nhc nhd nhh nhn nhr nhu nnc nnh nnn nnu nrc nrd nrn nrr nru nuc nud nuh nun nur nuu rcc rcd rch rcn rcr rcu rdc rdd rdh rdn rdr rdu rh- rhc rhd rhh rhn rhr rhu rnc rnd rnh rnn rnr rnu rrc rrd rrh rrn rrr rru ruc rud ruh run rur ruu ucc ucd uch ucn ucr ucu udc udd udn udr udu uhc uhd uhh uhr uhu un- unc und unh unn unr unu ur- urc urd urn urr uru uuc uun uur uuu