Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
canh thanh » canh tranh, danh thanh, anh thanh
doi chieu » doc hieu, ho chieu, mot chieu
thanh cac » hanh cac, thanh bac, thanh ca
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap
doi chi » doi khi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (doi chi)) tinh - canh thanh cac truong cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (doi chi)) tinh - canh thanh cac truong cong san than cau.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (doi chi)) tinh - canh thanh cac truong cong san than cau*.