Perhaps you should try some spelling variations:
"dau luan trinh slippers" » "dau xuan trinh slippers", "dau luan tinh slippers", "dau luan tranh slippers", "dan luan trinh slippers", "dat luan trinh slippers", "khau luan trinh slippers", "dau luan trinh slippery", "dau 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"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dau 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: (((("dau luan trinh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dau luan trinh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dau luan trinh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.