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