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