Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lua ho voi snippets" » "lua chon voi snippets", "luat hoi voi snippets", "luan hoc voi snippets", "lua pho voi snippets", "lua hop voi snippets", "lua hoc voi 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 ho voi 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 ho voi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lua ho voi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lua ho voi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.