Perhaps you should try some spelling variations:
"cold case" » "coll case" (Expand Search), "gold case" (Expand Search), "colld case" (Expand Search)
"cole case" » "come case" (Expand Search), "coll case" (Expand Search), "sole case" (Expand Search), "colle case" (Expand Search)
"colle case" » "coll case" (Expand Search), "collle case" (Expand Search)
"collld case" » "colllld case" (Expand Search)
"col case" » "coll case" (Expand Search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("cold case") OR ((("cole case") OR ("colle case"))))) OR ("collld case"))) OR ("col case"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"cold case\") OR (((\"cole case\") OR (\"colle case\"))))) OR (\"collld case\"))) OR (\"col case\"))".
• Removing quotes may allow a broader search: (((((( cold case ) OR ((( cole case ) OR ( colle case ))))) OR ( collld case ))) OR ( col case )).
• Adding a wildcard symbol may retrieve word variants: (((((("cold case") OR ((("cole case") OR ("colle case"))))) OR ("collld case"))) OR ("col case"))*.