Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trung » thanh trung, hanh trang, manh trung
hieu manh » chieu xanh, hieu nganh, dieu hanh
cong lang » cong vang, cong luong, cong quang
lang tuan » lang xuan, quang tuan, hoang tuan
trung ha » trung hoc, trung tam, trung cap
ha nhung » hoa nhung, hay nhung, pha nhung
tuan cau » toan cau, quan cau, tuan cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hieu manh) or (chinh sach)) - hanh trung ha nhung cong lang tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (chinh sach)) - hanh trung ha nhung cong lang tuan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) or (chinh sach)) - hanh trung ha nhung cong lang tuan cau*.