Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toc cau de snippets" » "hoc cau de snippets", "toc cao de snippets", "toan cau de snippets", "toc cau den snippets", "toc cau do snippets", "toc cuu de 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: (((("toc cau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toc cau de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toc cau de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc cau de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.