Perhaps you should try some spelling variations:
"lua eu case snippets" » "lua eu code snippets", "lua cjeu case snippets", "lua sea case snippets", "luan eu case snippets", "luat eu case snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data 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: (((("lua eu case snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( lua eu case snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("lua eu case snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.