Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua dao noi snippets" » "luat dat noi snippets", "luat dan noi snippets", "luat dau noi snippets", "lua dau noi snippets", "lua dao voi snippets", "lua nao noi 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 dao noi 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 dao noi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua dao noi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua dao noi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.