Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"danh ca nu snippets" » "dan ca nu snippets", "doanh cua nu snippets", "danh cho nu snippets", "danh cac nu snippets", "danh ca na snippets", "danh ca pu snippets", "danh ca nu slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("danh ca nu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( danh ca nu snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("danh ca nu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.