Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doi dep cua snippets" » "doi dap cua snippets", "doi de cua snippets", "doi deu cua snippets", "doi det cua snippets", "doi dieu cua snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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: (((("python using java snippets") OR ("doi dep cua snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( doi dep cua snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("doi dep cua snippets"))) or ("locating bug code snippets"))*.