Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"lan cua dan snippets" » "lang cua dan snippets", "ban cua dan snippets", "lai cua dan snippets", "lan cua dang snippets", "lan cua ban snippets", "lan ca dan snippets", "lan 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: (((("lan 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: (((("lan cua dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( lan cua dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))*.