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
cong tinh » cong trinh, cong vinh, long tinh
trung va » truong va, trang va, trung ha
tran van » luan van
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: doi chieu xanh - thanh ((trung va) or (tran van)) nhung cong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh ((trung va) OR (tran van)) nhung cong tinh toan cao.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((trung va) or (tran van)) nhung cong tinh toan cao*.