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