Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc nhan da snippets" » "thuoc nhan da snippets", "thu nhan da snippets", "thuc chan da snippets", "thuc nhan dan snippets", "thuc nhan dai snippets", "thuc nhan 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: (((("thuc nhan da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc nhan da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc nhan da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc nhan da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.