Perhaps you should try some spelling variations:
nhung cuong » nhung cong, hung cuong, nhung chong
chieu sang » chieu sach, chieu xanh, hieu lang
cuong bang » cong bang, muong bang, tuong bang
doi chieu » doc hieu, doi chi, ho chieu
trung cap » truong cao
bang than » bang thanh, ban than, sang than
trung va » truong va, trang va, trung ha
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sang - thanh ((((trung va) or (trung tam))) or (trung cap)) nhung cuong bang than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh ((((trung va) OR (trung tam))) OR (trung cap)) nhung cuong bang than cap.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh ((((trung va) or (trung tam))) or (trung cap)) nhung cuong bang than cap*.