Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
hanh tang » hanh trang, anh tang, hanh mang
cua thanh » gia thanh, va thanh, ha thanh
hien anh » hien hanh, thien anh, dien anh
tang cua » mang cua, hang cua, tang luan
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
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 ((hien anh) or (thien danh)) - hanh tang cua thanh cong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien anh) OR (thien danh)) - hanh tang cua thanh cong van toan ban*.