Perhaps you should try some spelling variations:
chien thang » chien thuong, chien chong, hien trang
hien khang » hien khanh, thieu khang, hien hanh
hanh tang » hanh trang, anh tang, hanh mang
van nhung » van nhuong, va nhung, van hung
cong danh » cuong danh, cong dan, cong thanh
tang van » dang van, hoang van, trong van
cong anh » dong anh, hong anh, cong thanh
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 ((hien khang) OR (chien thang)) - hanh tang van nhung ((cong anh) or (cong danh)) tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien khang) OR (chien thang)) - hanh tang van nhung ((cong anh) OR (cong danh)) tuan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien khang) OR (chien thang)) - hanh tang van nhung ((cong anh) or (cong danh)) tuan cau*".