Perhaps you should try some spelling variations:
tranh cua » doanh cua, manh cua
cua trung » cua truong, xuan trung, cua nhung
duong tam » duong tai, dong tam, duong lam
ho chiet » ho chieu, hoc thiet, hoa thiet
ho thiet » hoc thiet, hoa thiet, so thiet
uong tam » huong tam, uong nam, dong tam
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: ((ho chiet) OR (ho thiet)) tach - canh tranh cua trung ((uong tam) OR (duong tam)) toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chiet) or (ho thiet)) tach - canh tranh cua trung ((uong tam) OR (duong tam)) toan cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho chiet) or (ho thiet)) tach - canh tranh cua trung ((uong tam) OR (duong tam)) toan cau*.