Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lang don den snippets" » "lang dong den snippets", "lang son den snippets", "dang don den snippets", "lang don dien snippets", "lang dan den snippets", "lang don dep 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: (((("lang don den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lang don den snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lang don den snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lang don den snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.