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