Perhaps you should try some spelling variations:
"dung len data snippets" » "dung nen data snippets", "dung le data snippets", "dung luan data snippets", "dung lieu data snippets", "dung nen dat snippets", "dung len data slippers"
"dung va code snippets" » "dung va code slippers", "dung va core snippets"
"locating bug code snippets" » "locating bug code slippers", "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 len data snippets") or ("dung va code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung len data snippets") OR ("dung va code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung len data snippets ) or ( dung va code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung len data snippets") or ("dung va code snippets"))) or ("locating bug code snippets"))*.