Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"que va du snippets" » "que van du snippets", "que vo du snippets", "tue va du snippets", "que va dau snippets", "que va su snippets", "que va tu 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: (((("que va du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("que va du snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( que va du snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("que va du snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.