Perhaps you should try some spelling variations:
"trinh anh tranh snippets" » "trinh hanh tranh snippets", "trinh thanh tranh snippets", "trinh kinh tranh snippets", "trinh canh tranh snippets", "trinh lanh tranh snippets", "trinh anh thanh snippets", "trinh anh tranh slippers"
"dung ung code snippets" » "dung trung code snippets", "dung quang code snippets", "dung chung code snippets", "dung ung co snippets", "dung ung 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 anh tranh snippets") or ("dung ung code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh anh tranh snippets") OR ("dung ung code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh anh tranh snippets ) or ( dung ung code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh anh tranh snippets") or ("dung ung code snippets"))) or ("locating bug code snippets"))*.