Perhaps you should try some spelling variations:
"trinh nhiet len snippets" » "trinh thiet len snippets", "trinh nghien len snippets", "trinh viet len snippets", "trinh nhiet dien snippets", "trinh chet len snippets", "trinh nhien le snippets", "trinh nhiet len slippers"
"dung bug code snippets" » "dung dung code snippets", "dung hung code snippets", "dung rung code snippets", "dung bug code slippers", "dung bug core snippets"
"locating bug code snippets" » "locating bug code slippers", "locating bug core 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 nhiet len snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh nhiet len snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh nhiet len snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh nhiet len snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.