Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cum dan so snippets" » "cum dan code snippets", "cum danh so snippets", "cua dan so snippets", "cu dan so snippets", "cum dan soc snippets", "cum dan su snippets", "cum dan mo 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: (((("cum dan so snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( cum dan so snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("cum dan so snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.