Perhaps you should try some spelling variations:
"dang quang code snippets" » "dung quang code snippets", "nang quan code snippets", "dang hung code snippets", "dang quang de snippets", "dang quang code slippers"
"anh tran code snippets" » "anh tran cong snippets", "anh tuan code snippets", "anh toan code snippets", "anh trac code snippets", "anh tran 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: (((("dang quang code snippets") or ("anh tran code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dang quang code snippets") OR ("anh tran code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dang quang code snippets ) or ( anh tran code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dang quang code snippets") or ("anh tran code snippets"))) or ("locating bug code snippets"))*.