Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
nhung cong » dung cong, thong cong, hang cong
thieu anh » thien anh, chieu xanh, thien danh
chinh cam » chinh ca, chinh can, chinh cau
cam nhung » cam hung, nam nhung, tham nhung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu anh) or (thien thanh)) - hanh chinh cam nhung cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu anh) OR (thien thanh)) - hanh chinh cam nhung cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu anh) or (thien thanh)) - hanh chinh cam nhung cong dan than cau*.