Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
hoc nhieu » hoc thieu, hop nhieu, hoc nghien
hoc nhiet » hoc thiet, hoc nghien, hoc hien
trang cua » tranh cua, tang cua, trung cua
cua nhung » va nhung
cong manh » cong danh, duong manh, cong thanh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc nhieu) or (hoc nhiet)) tang - hanh trang cua nhung cong manh ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc nhieu) OR (hoc nhiet)) tang - hanh trang cua nhung cong manh ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc nhieu) or (hoc nhiet)) tang - hanh trang cua nhung cong manh ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ((hoc nhieu) or (hoc nhiet)) tang - hanh trang cua nhung cong manh ((toan cau) OR (toan ban))*.