Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"van cuong vo snippets" » "van chuong vo snippets", "van duong vo snippets", "van cong vo snippets", "van luong va snippets", "van duong va snippets", "van cong va snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("van cuong vo snippets") or ("using java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van cuong vo snippets") OR ("using java java snippets"))) OR ("locating bugs code snippets"))*.
• Removing quotes may allow a broader search: (((( van cuong vo snippets ) or ( using java java snippets ))) or ( locating bugs code snippets ))*.