Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thang va cao snippets" » "hang va cao snippets", "trang va cao snippets", "thong va cao snippets", "thang va cac snippets", "thang va co snippets", "thang va dao 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: (((("thang va cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thang va cao snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thang va cao snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thang va cao snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.