Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung java java snippets" » "dung va java snippets"
"trong can doc snippets" » "trong canh doc snippets", "trong chan doc snippets", "trong cac doc snippets", "trong nang doc snippets", "trong than doc snippets", "trong can dong 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: (((("dung java java snippets") OR ("trong can doc snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( trong can doc snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("trong can doc snippets"))) or ("locating bugs code snippets"))*.