Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan du luong slippers" » "dan duc luong slippers", "dan do luong slippers", "dan cu luong slippers", "dan dau luong slippers", "danh du luong slippers", "dan su luong slippers", "dan du luong slippery", "dan du luong grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dan du luong 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 du luong slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dan du luong slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dan du luong slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.