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