Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"lua so phan snippets" » "lua co phan snippets", "lua hoc phan snippets", "lua hoa phan snippets", "luat so phan snippets", "cua so phan 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 so phan snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( lua so phan snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("lua so phan snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.