Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"toc cao sua snippets" » "hoc cao sua snippets", "toc dao sua snippets", "toc co sua snippets", "toc cao su snippets", "toc cao suc snippets", "toc cho sua 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: (((("toc cao sua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( toc cao sua snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("toc cao sua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.