Perhaps you should try some spelling variations:
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"
"con cua tan snippets" » "cong cua tan snippets", "co cua tan snippets", "dong cua tan snippets", "con chua tan snippets", "con cua toan snippets", "con cua ban 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 ("con cua tan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( con cua tan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("con cua tan snippets"))) or ("locating bug core snippets"))*.