Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"che duoc phan snippets" » "che duoc pham snippets", "che duc phan snippets", "che doc phan snippets", "che thuoc phan snippets", "che do phan snippets", "te duoc 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 ("che duoc phan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( che duoc phan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("che duoc phan snippets"))) or ("locating bug core snippets"))*.