Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"using java code snippets" » "using data code snippets", "using java code slippers"
"qua dan luan snippets" » "qua doanh luan snippets", "qua dung luan snippets", "qua tang luan snippets", "qua danh luan snippets", "qua ban luan snippets", "cua dan luan snippets", "qua dan luan slippers"

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 ("qua dan luan snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( qua dan luan snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("qua dan luan snippets"))) or ("locating bugs code snippets"))*.