Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khoan ke da snippets" » "khoan le da snippets", "khoan va da snippets", "toan ke da snippets", "khoan ke dan snippets", "khoan ke dam snippets", "khoan ke dau 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: (((("khoan ke da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoan ke da snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( khoan ke da snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoan ke da snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.