Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"toc lua dao snippets" » "hoc lua dao snippets", "toc la dao snippets", "toc qua dao snippets", "toc luat dat snippets", "toc luat dan snippets", "toc luat dau 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: (((("python using java snippets") OR ("toc lua dao snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( toc lua dao snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("toc lua dao snippets"))) or ("locating bug core snippets"))*.