Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"diem cua dan snippets" » "dieu cua dan snippets", "diem ca dan snippets", "dien cua dan snippets", "diem cua dang snippets", "diem cua ban snippets", "diem cua dan slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("diem cua dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("diem cua dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( diem cua dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("diem cua dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.