Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tay dung do snippets" » "xay dung do snippets", "tac dung do snippets", "tay nung do snippets", "tay dung doi snippets", "tay dung co snippets", "tay dung de 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: (((("tay dung do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tay dung do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tay dung do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tay dung do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.