Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"van cac hoat snippets" » "van cao hoat snippets", "van cac hat snippets", "van cac khoan snippets", "van hac hoat snippets", "van cau hoat snippets", "van bac hoat 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 ("van cac hoat snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( van cac hoat snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("van cac hoat snippets"))) or ("locating bugs code snippets"))*.