Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"dung phu anh slippers" » "dung phan anh slippers", "dung cho anh slippers", "dung he anh slippers", "dung thu anh slippers", "dung pham anh slippers", "dung thuy anh slippers", "dung phu anh slippery", "dung phu anh 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 phu anh 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 phu anh slippers") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung phu anh slippers ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung phu anh slippers") or ("dung java java snippets"))) or ("locating bug code snippets"))*.