Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"trinh van can snippets" » "trinh han can snippets", "trinh quan can snippets", "trinh toan can snippets", "trinh van canh snippets", "trinh van ban snippets", "trinh ban can snippets"
"dung va java snippets" » "dung java java snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung va java snippets") or ("trinh van can snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung va java snippets") OR ("trinh van can snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung va java snippets ) or ( trinh van can snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung va java snippets") or ("trinh van can snippets"))) or ("locating bugs code snippets"))*.