Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung hieu data slippers" » "dong hieu data slippers", "dung tieu data slippers", "trung hieu data slippers", "dung lieu data slippers", "dung bieu dat slippers", "dung hieu bat slippers", "dung hieu data slippery", "dung hieu data 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: (((("dung hieu data slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung hieu data slippers") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung hieu data slippers ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung hieu data slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.