Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"mac ly toan snippets" » "mac le toan snippets", "mac ly hoan snippets", "mac ly tran snippets", "mai ly toan snippets", "may ly toan 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: (((("mac ly toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("mac ly toan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( mac ly toan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("mac ly toan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.