Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"ton duc toan snippets" » "ton duc tan snippets", "ton duc ton snippets", "ton duc hoan snippets", "tran duc toan snippets", "tong cuc toan snippets", "tinh duc toan 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 ("ton duc toan snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( ton duc toan snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("ton duc toan snippets"))) or ("locating bugs code snippets"))*.