Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"chu co doc snippets" » "chua co doc snippets", "chu ho doc snippets", "thu co doc snippets", "chu co duoc snippets", "chu co hoc snippets", "chu co dot 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: (((("chu co doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chu co doc snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chu co doc snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chu co doc snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.