Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"noi ngu khac snippets" » "noi ngo khac snippets", "noi nguoi khac snippets", "noi nghe khac snippets", "doi ngu khac snippets", "ngoai ngu khac snippets", "ngon ngu khac snippets", "noi ngu khac slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("python using java snippets") or ("noi ngu khac snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("noi ngu khac snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( noi ngu khac snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("noi ngu khac snippets"))) or ("locating bug code snippets"))*.