Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"trinh vi lu snippets" » "trinh va lu snippets", "trinh ve lu snippets", "trinh viet lu snippets", "trinh vi lua snippets", "trinh vi luu snippets", "trinh vi su snippets", "trinh vi lu 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: (((("trinh vi lu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( trinh vi lu snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh vi lu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.