Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"van dan trinh snippets" » "van dan tinh snippets", "van van trinh snippets", "van hanh trinh snippets", "van ban trinh snippets", "ban dan trinh snippets", "van dao trinh snippets", "van dan trinh slippers"
"dung va java snippets" » "dung java java snippets", "dung va java 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: (((("dung va java snippets") OR ("van dan trinh snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( dung va java snippets ) or ( van dan trinh snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dung va java snippets") or ("van dan trinh snippets"))) or ("locating bugs code snippets"))*.