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 datng code slippers"
"hang va code snippets" » "nang va code snippets", "dang va code snippets", "hanh va code snippets", "hang va core snippets", "hang va code slippers"
"locating bug code snippets" » "locating bug core 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: (((("hang va code snippets") or ("dung datng code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hang va code snippets") OR ("dung datng code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hang va code snippets ) or ( dung datng code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hang va code snippets") or ("dung datng code snippets"))) or ("locating bug code snippets"))*.