Perhaps you should try some spelling variations:
"dung java java snippets" » "dung va java snippets"
"hoc cau phan slippers" » "hoc chau phan slippers", "hoc cuu phan slippers", "hoc cac phan slippers", "hoc cao phan slippers", "hoc can phan slippers", "hoc cau phan slippery", "hoc cau phan 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 ("hoc cau phan slippers"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("hoc cau phan slippers"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( hoc cau phan slippers ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("hoc cau phan slippers"))) or ("locating bug code snippets"))*.