Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"toc de cua snippets" » "toc ede cua snippets", "toc e cua snippets", "hoc de cua snippets", "toc le cua snippets", "toc te cua snippets", "toc dieu 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 de cua snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( toc de cua snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("toc de cua snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.