Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
canh tinh » hanh tinh, manh tinh, canh tranh
tinh quan » tinh quang, trinh quan, tin quan
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
ho chieu » hoc thieu, doi chieu, mot chieu
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 (theo chieu)) tinh - canh tinh quan dung cong san than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) tinh - canh tinh quan dung cong san than cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) tinh - canh tinh quan dung cong san than cau*.