Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"dong java java snippets" » "dong va java snippets"
"dung luat data snippets" » "dung luan data snippets", "dung quat data snippets", "dung cua data snippets", "dung luat dat snippets", "dung luat dan snippets", "dung luat dau 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: (((("dong java java snippets") or ("dung luat data snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dong java java snippets") OR ("dung luat data snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( dong java java snippets ) or ( dung luat data snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dong java java snippets") or ("dung luat data snippets"))) or ("locating bug code slippers"))*.