c-- ccc cch ccn cco ccr ccu ch- chc chh chn cho chr chu cn- cnc cnh cnn cno cnr cnu co- coc coh con coo cor cou crc crh crn cro crr cru cuc cuh cun cuo cur cuu hcc hch hcn hco hcr hhc hhh hhn hho hhr hhu hnc hnh hnn hno hnu hoc hoh hon hoo hor hou hr- hrc hrh hrn hro hrr hru huc huh hun huo hur huu ncc nch ncn nco ncr ncu nhc nhh nhn nhr nhu nnc nnh nnn nno nnu no- noc noh non noo nor nou nrc nrn nro nrr nru nuc nuh nun nuo nur nuu oc- occ och ocn oco ocr ocu ohc ohh ohn oho ohr ohu on- onc onh onn ono onr onu oo- ooc ooh oon ooo oor or- orc orh orn oro orr oru ou- ouc ouh oun ouo our rcc rch rcn rco rcr rcu rh- rhc rhh rhn rho rhr rhu rnc rnh rnn rno rnr rnu roc roh ron roo ror rou rrc rrh rrn rrr rru ruc ruh run ruo rur ruu ucc uch ucn uco ucr ucu uhc uhh uho uhr uhu un- unc unh unn uno unr unu uoc uon uoo uor ur- urc urn uro urr uru uuc uun uur uuu