Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua muoi co snippets" » "lua tuoi co snippets", "cua moi co snippets", "lua doi co snippets", "lua moi co snippets", "lua cuoi co snippets", "lua muoi cuon 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 muoi co 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 muoi co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua muoi co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua muoi co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.