Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"sach so anh snippets" » "mach so anh snippets", "sach lo anh snippets", "sach song anh snippets", "sach so sanh snippets", "sach so danh snippets", "sach do anh snippets", "sach so anh 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: (((("sach so anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( sach so anh snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("sach so anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.