Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"juan lieu da snippets" » "juan liu da snippets", "luan tieu da snippets", "xuan liem da snippets", "juan lieu dao snippets", "juan lieu dai snippets", "juan lieu dia 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: (((("python using java snippets") or ("juan lieu da snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("juan lieu da snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( juan lieu da snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("juan lieu da snippets"))) or ("locating bug code snippets"))*.