Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phe benh noi snippets" » "phe binh noi snippets", "phau benh noi snippets", "thu benh noi snippets", "phe benh hoc snippets", "phe hanh noi snippets", "phe anh noi 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: (((("phe benh noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phe benh noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phe benh noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phe benh noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.