Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"ta cau toan snippets" » "ta cuu toan snippets", "ta cau hoang snippets", "ta cau thang snippets", "tao cau toan snippets", "tra cau toan snippets", "va cau toan snippets"
"locating bug code snippets" » "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: (((("python using data snippets") OR ("ta cau toan snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( python using data snippets ) or ( ta cau toan snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using data snippets") or ("ta cau toan snippets"))) or ("locating bug code snippets"))*.