Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
trinh quan » tinh quang, trinh luat, trinh han
theo lieu » theo tieu, theo yeu, thi lieu
trinh cua » tinh cua, trinh luat, trinh luan
dang cong » dung cong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van 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: ((theo lieu) or (theo chieu)) tinh - hanh ((trinh cua) OR (trinh quan)) dang cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo lieu) OR (theo chieu)) tinh - hanh ((trinh cua) OR (trinh quan)) dang cong tan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo lieu) or (theo chieu)) tinh - hanh ((trinh cua) OR (trinh quan)) dang cong tan toan cau".
• Adding a wildcard symbol may retrieve word variants: ((theo lieu) or (theo chieu)) tinh - hanh ((trinh cua) OR (trinh quan)) dang cong tan toan cau*.