Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"qua doi co snippets" » "quan doi co snippets", "qua loi co snippets", "sua doi co snippets", "qua doi bo snippets", "qua moi co snippets", "qua hoi co 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: (((("qua doi co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("qua doi co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( qua doi co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("qua doi co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.