Perhaps you should try some spelling variations:
"trinh van san snippets" » "trinh han san snippets", "trinh quan san snippets", "trinh toan san snippets", "trinh van sang snippets", "trinh van ban snippets", "trinh van son snippets", "trinh van san slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

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

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