Perhaps you should try some spelling variations:
"dat luan trinh slippers" » "dat xuan trinh slippers", "dat luan tinh slippers", "dat luan tranh slippers", "dan luan trinh slippers", "dau luan trinh slippers", "dat quang trinh slippers", "dat luan trinh slippery", "dat luan trinh grippers"
"dung java java snippets" » "dung va java snippets"
"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: (((("dat luan trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dat luan trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dat luan trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dat luan trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.