c-- c-j ccc cch ccj cck cco ccs ch- chc chh chk cho chs cjc cjk cjs ckc ckh cko cks co- coc coh coj cok coo cos csc csh csj csk cso css hcc hch hcj hck hco hcs hhc hhh hhj hhk hho hhs hjk hjo hjs hkh hkk hko hks hoc hoh hok hoo hos hsc hsh hsj hsk hss jcc jch jck jco jcs jhc jhj jho jhs jjc jjj jjk jjs jkh jkk jko jks joc joh joj jok joo jos jsc jsh jsj jsk jso jss kcc kch kck kcs khh khj khk kho khs kjc kjs kkc kkh kkk kks koc koh kok koo kos ksc ksh ksk kso kss oc- occ och ocj ock oco ocs ohc ohh oho ohs ojc ojo ojs okc okj okk oko oks oo- ooc ooh ook ooo oos os- osc osh osj osk oso oss scc sch scj sck sco scs sh- shc shh shk sho shs sjc sjh sjj sjk sjs sk- skc skh skj skk sko sks soc soh soj sok soo sos ss- ssc ssh ssj ssk sso sss