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