Perhaps you should try some spelling variations:
"trong quan tran slippers" » "thong quan tran slippers", "tong quan tran slippers", "thong quang tran slippers", "trong quang tran slippers", "trong quan tren slippers", "trong xuan tran slippers", "trong quan tran slippery", "trong quan tran 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: (((("trong quan tran slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong quan tran slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong quan tran slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong quan tran slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.