Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"co cua tuan snippets" » "co cua quan snippets", "co cua toan snippets", "co cua thanh snippets", "con cua tuan snippets", "ca cua tuan snippets", "cong cua tuan snippets", "co cua tuan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co cua tuan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( co cua tuan snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("co cua tuan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.