Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van huy dat slippers" » "van duy dat slippers", "van hung dat slippers", "van quy dat slippers", "van huu dat slippers", "van thue dat slippers", "van huy dat slippery", "van huy dat 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: (((("van huy dat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( van huy dat slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("van huy dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.