Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dau noi da snippets" » "cau noi da snippets", "dang noi da snippets", "dau cuoi da snippets", "dau nuoi da snippets", "dau noi va snippets", "dau toi da snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("dau noi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau noi da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dau noi da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dau noi da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.