Perhaps you should try some spelling variations:
"python missing data snippets" » "python using data snippets"
"co dan dat slippers" » "co dung dat slippers", "co dong dat slippers", "co dinh dat slippers", "co ban dat slippers", "ca dan dat slippers", "cao dang dat slippers", "co dan dat slippery", "co dan dat grippers"
"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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("co dan dat slippers") or ("python missing data snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("co dan dat slippers") OR ("python missing data snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( co dan dat slippers ) or ( python missing data snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("co dan dat slippers") or ("python missing data snippets"))) or ("locating bug code snippets"))*.