Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doan soi noi snippets" » "doan gioi noi snippets", "doan tuoi noi snippets", "doanh moi noi snippets", "doan loi noi snippets", "doan doi noi snippets", "doan so 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: (((("doan soi 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: (((("doan soi noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doan soi noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doan soi noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.