Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"co doi code snippets" » "co doi cong snippets", "co doi co snippets", "co doi de snippets", "cho doi code snippets", "co dot code snippets", "co dai code snippets"
"locating bug core snippets" » "locating bug 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 doi code snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( co doi code snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("co doi code snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.