Perhaps you should try some spelling variations:
trung thanh » truong thanh
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung tam, tran tuan, truong thanh
truong cua » truong ca, truong quan, truong cao
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong san, cong tan
ban toan » bai toan, ban than, van toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - thanh ((((trung tuan) OR (trung thanh))) or (truong cua)) nhung cong ban toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh ((((trung tuan) OR (trung thanh))) OR (truong cua)) nhung cong ban toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - thanh ((((trung tuan) OR (trung thanh))) or (truong cua)) nhung cong ban toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((((trung tuan) OR (trung thanh))) or (truong cua)) nhung cong ban toan cau*.