Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"tao duc tan snippets" » "tao duoc tan snippets", "dao duc tan snippets", "tho duc tan snippets", "tao duc tran snippets", "tao duc toan snippets", "tao duc than 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 ("tao duc tan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tao duc tan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tao duc tan snippets"))) or ("locating bug core snippets"))*.