c-- ccc cch cck ccn cco ccr ccs ch- chc chh chk chn cho chr chs ckc ckh cko cks cn- cnc cnh cnn cno cnr cns co- coc coh cok con coo cor cos crc crh crk crn cro crr crs csc csh csk csn cso csr css hcc hch hck hcn hco hcr hcs hhc hhh hhk hhn hho hhr hhs hkh hkk hkn hko hkr hks hnc hnh hnk hnn hno hns hoc hoh hok hon hoo hor hos hr- hrc hrh hrk hrn hro hrr hrs hsc hsh hsk hsn hsr hss kcc kch kck kcn kcr kcs khh khk khn kho khr khs kkc kkh kkk kkn kkr kks kn- knc knk knn kno knr koc koh kok kon koo kor kos krc krk krn kro krr krs ksc ksh ksk ksn kso ksr kss ncc nch nck ncn nco ncr ncs nhc nhh nhk nhn nhr nhs nkc nkk nkn nko nkr nks nnc nnh nnk nnn nno nns no- noc noh nok non noo nor nos nrc nrk nrn nro nrr nrs nsc nsh nsk nsn nso nsr nss oc- occ och ock ocn oco ocr ocs ohc ohh ohn oho ohr ohs okc okk oko okr oks on- onc onh onk onn ono onr ons oo- ooc ooh ook oon ooo oor oos or- orc orh ork orn oro orr ors os- osc osh osk osn oso osr oss rcc rch rcn rco rcr rcs rh- rhc rhh rhn rho rhr rhs rkc rkk rko rks rnc rnh rnn rno rnr rns roc roh rok ron roo ror ros rrc rrh rrk rrn rrr rrs rsc rsh rsk rsn rso rsr rss scc sch sck scn sco scr scs sh- shc shh shk shn sho shr shs sk- skc skh skk sko skr sks snc snk snn sno snr sns soc soh sok son soo sor sos sr- src srh srk srn sro srr srs ss- ssc ssh ssk ssn sso ssr sss