Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, thi chieu
quan hoang » luan hoan
hanh hang » thanh hang, hang hang, hanh han
theo chu » cho chu, chao chu, theo yeu
va trong » va truong, va thong, va tuong
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 chieu) or (theo chu)) sach - ((hanh hang) or (quan hoang)) va trong cong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo chu)) sach - ((hanh hang) OR (quan hoang)) va trong cong tan toan cau.
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (theo chu)) sach - ((hanh hang) or (quan hoang)) va trong cong tan toan cau*.