Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua nuoi de snippets" » "lua tuoi de snippets", "lua nuoc de snippets", "luat nguoi de snippets", "lua nuoi da snippets", "lua noi de snippets", "lua nguoi do snippets"
"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 nuoi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lua nuoi de snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua nuoi de snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua nuoi de snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.