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