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