Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cong cac su slippers" » "cuong cac su slippers", "cong tac su slippers", "cong cau su slippers", "cong cach su slippers", "cong cac sau slippers", "cong cac du slippers", "cong cac su slippery", "cong cac su grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong cac su slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( cong cac su slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("cong cac su slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.