Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
chua xang » chua nang, chuc nang, chu bang
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
cong tinh » cong trinh, cong vinh, long tinh
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: theo ((chua xang) or (chieu xanh)) - canh tranh van nhung cong tinh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chieu xanh)) - canh tranh van nhung cong tinh toan cao*.