Perhaps you should try some spelling variations:
"dung datng code snippets" » "dung dang code snippets", "dung dat code snippets", "dung dan code snippets", "dung datng core snippets"
"dung chat de snippets" » "dung nhat de snippets", "luong chat de snippets", "dung cho de snippets", "dung chat deo snippets", "dung chat di snippets"
"locating bug code snippets" » "locating bug core snippets", "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: (((("dung datng code snippets") or ("dung chat de snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung datng code snippets") OR ("dung chat de snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung datng code snippets ) or ( dung chat de snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung datng code snippets") or ("dung chat de snippets"))) or ("locating bug code snippets"))*.