Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"dua doi anh snippets" » "sua doi anh snippets", "lua doi anh snippets", "dua moi anh snippets", "dua doi hanh snippets", "dua doi canh snippets", "dua doi sanh snippets", "dua doi 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: (((("dua doi anh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( dua doi anh snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dua doi anh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.