Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chat luat da snippets" » "chat lua da snippets", "phap luat da snippets", "cua luat da snippets", "chat luat dat snippets", "chat luat dan snippets", "chat luat dau 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: (((("chat luat 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: (((("chat luat da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chat luat da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chat luat da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.