Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"mac cau phap slippers" » "mac cu phap slippers", "mac cau chap slippers", "mac cau pham slippers", "mau cau phap slippers", "mac ca phap slippers", "bac cau phap slippers", "mac cau phap slippery", "mac cau phap 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 java java snippets") or ("mac cau phap slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("mac cau phap slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( mac cau phap slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("mac cau phap slippers"))) or ("locating bug code snippets"))*.