Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi cau noi snippets" » "phi dau noi snippets", "pha cau noi snippets", "phan cau noi snippets", "phi cau hoi snippets", "phi cau doi snippets", "phi cach 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: (((("phi cau 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: (((("phi cau noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi cau noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi cau noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.