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