Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"toc anh bai snippets" » "hoc anh bai snippets", "ngoc anh bai snippets", "toc kinh bai snippets", "toc sach bai snippets", "toc danh bat snippets", "toc hinh bai 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 ("toc anh bai snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using data snippets ) or ( toc anh bai snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using data snippets") or ("toc anh bai snippets"))) or ("locating bug core snippets"))*.