Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"qua le danh snippets" » "qua le dinh snippets", "qua le anh snippets", "qua le manh snippets", "cua le danh snippets", "qua la danh snippets", "quang le danh snippets", "qua le danh 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: (((("qua le danh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( qua le danh snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("qua le danh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.