Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"can tac phan snippets" » "can tac pham snippets", "can tai phan snippets", "can tac phat snippets", "canh tac phan snippets", "cac tac phan snippets", "cong tac phan snippets"
"locating bug core snippets" » "locating bug code 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 ("can tac phan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( can tac phan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("can tac phan snippets"))) or ("locating bug core snippets"))*.