Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"nhat don su snippets" » "nhat danh su snippets", "nhan dong su snippets", "nhat dinh su snippets", "nhat dong su snippets", "nhat down su snippets", "nhat dan su snippets", "nhat don su 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: (((("nhat don su snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( nhat don su snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nhat don su snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.