Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dao lai noi snippets" » "dao lam noi snippets", "dao bai noi snippets", "dao hai noi snippets", "dao loi noi snippets", "dao lai hoi snippets", "dao lai noc 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: (((("dao lai noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dao lai noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dao lai noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dao lai noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.