Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
tuan nhung » tuan hung, thuat nhung, tranh nhung
quan nhung » qua nhung, cua nhung, luan chung
hoc thieu » toc thieu, hoc hien
manh tran » manh toan, manh tuan, canh tranh
cong tac » cong ty
toan cau » toan cao, toan ban, toan tap

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 tinh - manh tran ((tuan nhung) OR (quan nhung)) ((cong san) OR (cong tac)) toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - manh tran ((tuan nhung) OR (quan nhung)) ((cong san) or (cong tac)) toan cau~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - manh tran ((tuan nhung) OR (quan nhung)) ((cong san) or (cong tac)) toan cau*.