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