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