Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ban bang che snippets" » "ban hang che snippets", "can bang che snippets", "ban banh che snippets", "ban sang che snippets", "ban bang cho snippets", "ban bang he 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: (((("ban bang che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("ban bang che snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( ban bang che snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("ban bang che snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.