Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
trung dai » truong dao, trung tam, trung cap
cong tan » cong tac, cong san, cong thanh
tran ban » tranh ban, tran van, toan ban

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 xanh - thanh ((trung dai) OR (truong dai)) nhung cong tan tran ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh ((trung dai) OR (truong dai)) nhung cong tan tran ban".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((trung dai) OR (truong dai)) nhung cong tan tran ban*.