Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » toc thieu
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
tan toan » tan tran, tap toan, van toan
tap quan » tac quan, hai quan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) xanh - hanh tranh cua thong cong ((tan toan) OR (tap quan)) tap~.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) xanh - hanh tranh cua thong cong ((tan toan) or (tap quan)) tap*.