Perhaps you should try some spelling variations:
"locating bug code slippers" » "locating bug code snippets", "locating bung code slippers", "locating bugs code slippers"
"dung java java snippets" » "dung va java snippets"
"duc toan thi snippets" » "duc tan thi snippets", "duc ton thi snippets", "duc hoan thi snippets", "duc tran thi snippets", "duc toan tai snippets", "duc toan chi 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 ("duc toan thi snippets"))) or ("locating bug code slippers"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung java java snippets") OR ("duc toan thi snippets"))) OR ("locating bug code slippers")).
• Removing quotes may allow a broader search: (((( dung java java snippets ) or ( duc toan thi snippets ))) or ( locating bug code slippers )).
• Adding a wildcard symbol may retrieve word variants: (((("dung java java snippets") or ("duc toan thi snippets"))) or ("locating bug code slippers"))*.