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