Perhaps you should try some spelling variations:
"trang trinh tu slippers" » "tra trinh tu slippers", "trang tri tu slippers", "thanh trinh tu slippers", "trang trinh ky slippers", "trang trinh do slippers", "trang trinh tu slippery", "trang trinh tu 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: (((("trang trinh tu slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trang trinh tu slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trang trinh tu slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trang trinh tu slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.