c-- ccc cch cck ccn cco ccr ccu ch- chc chh chk chn cho chr chu ckc ckh cko cn- cnc cnh cnn cno cnr cnu co- coc coh cok con coo cor cou crc crh crk crn cro crr cru cuc cuh cuk cun cuo cur cuu hcc hch hck hcn hco hcr hhc hhh hhk hhn hho hhr hhu hkh hkk hkn hko hkr hku hnc hnh hnk hnn hno hnu hoc hoh hok hon hoo hor hou hr- hrc hrh hrk hrn hro hrr hru huc huh huk hun huo hur huu kcc kch kck kcn kcr kcu khh khk khn kho khr khu kkc kkh kkk kkn kkr kku kn- knc knk knn kno knr knu koc koh kok kon koo kor kou krc krk krn kro krr kru kuc kuh kuk kun kur kuu ncc nch nck ncn nco ncr ncu nhc nhh nhk nhn nhr nhu nkc nkk nkn nko nkr nku nnc nnh nnk nnn nno nnu no- noc noh nok non noo nor nou nrc nrk nrn nro nrr nru nuc nuh nuk nun nuo nur nuu oc- occ och ock ocn oco ocr ocu ohc ohh ohn oho ohr ohu okc okk oko okr oku on- onc onh onk onn ono onr onu oo- ooc ooh ook oon ooo oor or- orc orh ork orn oro orr oru ou- ouc ouh ouk oun ouo our rcc rch rcn rco rcr rcu rh- rhc rhh rhn rho rhr rhu rkc rkk rko rku rnc rnh rnn rno rnr rnu roc roh rok ron roo ror rou rrc rrh rrk rrn rrr rru ruc ruh ruk run ruo rur ruu ucc uch uck ucn uco ucr ucu uhc uhh uho uhr uhu ukc ukk ukn ukr uku un- unc unh unk unn uno unr unu uoc uok uon uoo uor ur- urc urk urn uro urr uru uuc uun uur uuu