Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"dan luan doc snippets" » "doanh luan doc snippets", "dung luan doc snippets", "tang luan doc snippets", "dan luan dac snippets", "dan luan hoc snippets", "dan luan doi 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 ("dan luan doc snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( dan luan doc snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("dan luan doc snippets"))) or ("locating bugs code snippets"))*.