Perhaps you should try some spelling variations:
"python missing data snippets" » "python using data snippets"
"locating bug core snippets" » "locating bug code snippets"
"ca dan de snippets" » "ca dan code snippets", "cac dan de snippets", "ca dao de snippets", "ca dan den snippets", "ca dang de snippets", "ca van de 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: (((("ca dan de snippets") OR ("python missing data snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( ca dan de snippets ) or ( python missing data snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ca dan de snippets") or ("python missing data snippets"))) or ("locating bug core snippets"))*.