Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan cach dot snippets" » "dan cac dot snippets", "dan canh dot snippets", "nhan cach dot snippets", "dan cach de snippets", "dan cach noi snippets", "dan sach dat 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: (((("dan cach dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan cach dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan cach dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan cach dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.