Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"luong java java snippets" » "luong va java snippets"
"dang van cong snippets" » "hoang van cong snippets", "hang va cong snippets", "dang van dong snippets", "dang van phong snippets", "dang phan cong snippets"

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

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