Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"con cong cau snippets" » "cong cong cau snippets", "con cuong cau snippets", "bon cong cau snippets", "con cong cu snippets", "con cong chuc snippets", "con thong cau 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: (((("using java code snippets") OR ("con cong cau snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( con cong cau snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("con cong cau snippets"))) or ("locating bugs code snippets"))*.