Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"down cua dan snippets" » "doanh cua dan snippets", "dong cua dan snippets", "doi cua dan snippets", "down cua dang snippets", "down cua ban snippets", "down ca dan snippets", "down 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: (((("python using java snippets") or ("down cua dan snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("down cua dan snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( down cua dan snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("down cua dan snippets"))) or ("locating bug code snippets"))*.