Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"vu cua code snippets" » "vu cua cong snippets", "vu cua co snippets", "vu bug code snippets", "hu cua code snippets", "tu cua code snippets"
"locating bug core snippets" » "locating bug code 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 ("vu cua code snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( vu cua code snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("vu cua code snippets"))) or ("locating bug core snippets"))*.