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