Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau danh te snippets" » "cao danh te snippets", "chuc danh te snippets", "nam danh te snippets", "cau danh tu snippets", "cau danh het snippets", "cau danh yen 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: (((("cau danh te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cau danh te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau danh te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau danh te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.