Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
mot chieu » doi chieu
thi chieu » thi chien, thi hieu, theo chieu
tong cong » trong cong, cong cong, dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
dung tam » duong tam, dung tai, dung lam
tam tong » tai tong, tam nong, tam song
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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 dung tam tong cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (mot chieu))) OR (thi chieu)) sach - thanh dung tam tong cong san than cau*.