Perhaps you should try some spelling variations:
"trinh giang dac snippets" » "trinh giao dac snippets", "trinh giai dac snippets", "trinh tieng dac snippets", "trinh giang day snippets", "trinh gian dac snippets", "trinh giang dao snippets", "trinh giang dac 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 giang dac 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 giang dac snippets") OR ("dung bug code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh giang dac snippets ) or ( dung bug code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh giang dac snippets") or ("dung bug code snippets"))) or ("locating bug code snippets"))*.