Perhaps you should try some spelling variations:
thanh trung » thanh tung
thanh trang » hanh trang, thanh thang, thanh tran
phuong cong » phuong dong, phong cong, phung cong
chieu xanh » chieu sach, chieu sang, chieu tinh
va phuong » va thuong, cac phuong
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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 xanh - ((thanh trang) OR (thanh trung)) va phuong cong tac toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((thanh trang) OR (thanh trung)) va phuong cong tac toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((thanh trang) OR (thanh trung)) va phuong cong tac toan cau*.