Perhaps you should try some spelling variations:
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets", "python using raw slippers"
"qua cua dan snippets" » "quan cua dan snippets", "quang cua dan snippets", "qua quan dan snippets", "qua cua dang snippets", "qua cua ban snippets", "qua ca dan snippets", "qua 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.

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