Perhaps you should try some spelling variations:
hanh truong » hanh trong, anh truong, manh truong
nhieu tang » chieu sang, hieu lang, nhiet nang
chieu xanh » chieu sach, chieu sang, chieu tinh
truong cua » truong ca, truong quan, truong cao
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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 tang) or (chieu xanh)) - hanh truong cua nhung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((nhieu tang) OR (chieu xanh)) - hanh truong cua nhung cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((nhieu tang) or (chieu xanh)) - hanh truong cua nhung cong dan toan ban*.