Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lua nam van snippets" » "cua nam van snippets", "luc nam van snippets", "loai nam van snippets", "lua nam dan snippets", "lua nam va snippets", "lua pham van snippets", "lua nam van 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: (((("lua nam van snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( lua nam van snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("lua nam van snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.