Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua moi dan slippers" » "luat moi dan slippers", "cua moi dan slippers", "lua doi dan slippers", "lua moi dang slippers", "lua hoi dan slippers", "lua moi dan slippery", "lua moi dan 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 moi 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: (((("lua moi dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua moi dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua moi dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.