Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"toc la cua snippets" » "toc ta cua snippets", "toi la cua snippets", "toc ba cua snippets", "toc lai cua snippets", "toc lam cua snippets", "toc lua cua 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 la cua snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( toc la cua snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("toc la cua snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.