Perhaps you should try some spelling variations:
"trinh trinh lap snippets" » "trinh tinh lap snippets", "trinh kinh lap snippets", "trinh tin lap snippets", "trinh trinh luat snippets", "trinh trinh luan snippets", "trinh trinh phap snippets", "trinh trinh lap slippers"
"dung hung code snippets" » "dung chung code snippets", "dung nhung code snippets", "dung huong code snippets", "dung hung code slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

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

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