Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
manh trung » manh tung, thanh trung, sinh trung
hoc trieu » hoc thieu, hoc tieu, hoc dieu
manh hung » anh huong
cua nhung » va nhung
cong manh » cong danh, duong manh, cong thanh
toan cau » toan ban, toan tap, toan tai
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 trieu tinh - ((manh trung) OR (manh hung)) cua nhung cong manh ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc trieu tinh - ((manh trung) or (manh hung)) cua nhung cong manh ((toan cau) OR (toan cao))~".
• Adding a wildcard symbol may retrieve word variants: hoc trieu tinh - ((manh trung) or (manh hung)) cua nhung cong manh ((toan cau) OR (toan cao))*.