Perhaps you should try some spelling variations:
thanh trang » thanh trung, hanh trang, thanh thang
phuong cong » phuong dong, phong cong, phung cong
mot chieu » doi chieu
thi chieu » thi chien, thi hieu, theo chieu
va phuong » va thuong, cac phuong
ho chieu » theo chieu, hoc thieu, doi chieu
trang va » tran van, hang va
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) or (mot chieu))) or (thi chieu)) sach - thanh trang va phuong cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (mot chieu))) OR (thi chieu)) sach - thanh trang va phuong cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: ((((ho chieu) or (mot chieu))) or (thi chieu)) sach - thanh trang va phuong cong tac toan cau*.