Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hanh tang » hanh trang, anh tang, hanh mang
hieu manh » chieu xanh, hieu nganh, dieu hanh
nhung don » nhung van, nhung bo
tien anh » tieng anh, tien manh, dien anh
tang cua » mang cua, hang cua, tang luan
van tuan » van quan, van ban, anh tuan
tuan cao » toan cao, juan cao, quang cao

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 (tien anh)) - hanh tang cua ((nhung don) or (thong cong)) van tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hieu manh) OR (tien anh)) - hanh tang cua ((nhung don) OR (thong cong)) van tuan cao.
• Adding a wildcard symbol may retrieve word variants: hoc ((hieu manh) or (tien anh)) - hanh tang cua ((nhung don) or (thong cong)) van tuan cao*.