Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tay noi cong snippets" » "tay nguoi cong snippets", "tay tai cong snippets", "tay thi cong snippets", "tay hoi cong snippets", "hay noi cong snippets", "tay doi cong 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 noi cong 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 noi cong snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tay noi cong snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tay noi cong snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.