Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
thanh ban » thanh bac, thanh bai, thanh tan
thanh van » thanh toan, thanh phan, thanh nhan
dang cong » dung cong
chu xanh » chu manh, chieu xanh, chua xang
chu bang » thu bang, chuc nang, chu quang
cua dang » cua cong, cua ban
san tap » han tap, man tap, san tay

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu xanh) or (chu bang)) - ((thanh ban) or (thanh van)) cua dang cong thanh san tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu xanh) OR (chu bang)) - ((thanh ban) OR (thanh van)) cua dang cong thanh san tap.
• Adding a wildcard symbol may retrieve word variants: chao ((chu xanh) or (chu bang)) - ((thanh ban) or (thanh van)) cua dang cong thanh san tap*.