Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"cau danh mo snippets" » "cao danh mo snippets", "chuc danh mo snippets", "nam danh mo snippets", "cau dan mo snippets", "cau danh co snippets", "cau danh o 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 mo 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 mo snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cau danh mo snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cau danh mo snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.