Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dan duc tan slippers" » "dang duc tan slippers", "dao duc tan slippers", "van duc tan slippers", "dan duc tran slippers", "dan duc toan slippers", "dan duc than slippers", "dan duc tan slippery", "dan duc tan grippers"
"locating bug code snippets" » "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: (((("dan duc tan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( dan duc tan slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dan duc tan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.