Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
chinh gian » chinh giao, chinh ngan, chinh luan
gian nhung » gian vung, gioi nhung
nhung cong » dung cong, thong cong, hang cong
hoc thien » hoc hien, hoc thieu, hoc thiet
cong dan » cong san, cong tan, huong dan
than cau » toan cau, phan cau, than cap
phan dau » phan tu, hang dau

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

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