Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tay le doan snippets" » "tay le dan snippets", "tay ly doanh snippets", "tay le hoang snippets", "tai le doan snippets", "tay ve doan 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 le doan 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 le doan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tay le doan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tay le doan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.