Perhaps you should try some spelling variations:
"python using code snippets" » "python using cfd snippets", "python using one snippets", "python using code slippers"
"co dan phi snippets" » "co dang phi snippets", "co dan thi snippets", "co dan pho snippets", "co ban phi snippets", "ca dan phi snippets", "cao dang phi snippets", "co dan phi slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 dan phi snippets") OR ("python using code snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( co dan phi snippets ) or ( python using code snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("co dan phi snippets") or ("python using code snippets"))) or ("locating bug code snippets"))*.