Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan benh dot snippets" » "san benh dot snippets", "can benh dot snippets", "tai benh dot snippets", "dan benh hoc snippets", "dan benh noi snippets", "dan benh dai 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 benh dot 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 benh dot snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan benh dot snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan benh dot snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.