Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan vien dat slippers" » "dan viet dat slippers", "nhan vien dat slippers", "danh viet dat slippers", "dan vien dai slippers", "dan vien da slippers", "dan viec dat slippers", "dan vien dat slippery", "dan vien 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: (((("dan vien dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dan vien dat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan vien dat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan vien dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.