Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dan va luat snippets" » "dan va thuat snippets", "dan vay luan snippets", "dan cua luat snippets", "doan va luat snippets", "dan ca luat snippets", "ban va luat 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: (((("dan va luat snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( dan va luat snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dan va luat snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.