Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan noi voi snippets" » "dang noi voi snippets", "dan nuoi voi snippets", "van noi voi snippets", "dan doi voi snippets", "dan moi voi snippets", "dan noi doi 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: (((("dan noi voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan noi voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan noi voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan noi voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.