Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"duc hai tran slippers" » "duc thai tran slippers", "duc hai tan slippers", "duc ha tran slippers", "cuc hai tran slippers", "duc dai tran slippers", "duc hau tran slippers", "duc hai tran slippery", "duc hai tran 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("duc hai tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc hai tran slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( duc hai tran slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc hai tran slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.