Perhaps you should try some spelling variations:
thanh trung » thanh tung
phuong cong » phuong dong, phong cong, phung cong
hieu nganh » vien nganh, hiem ngan, hieu manh
cua phuong » cuu phuong, cuc phuong, luan phuong
trung cua » truong cua, trung tuan, trung cap
hoc hieu » hoc thieu, hoc hien, doc hieu
cong dan » cong san, cong tan, huong dan
than cau » phan cau, than cap, thanh chau
toan cau » toan cao, toan ban, toan tap

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu nganh - thanh trung cua phuong cong dan ((than cau) OR (toan cau))~".
• Adding a wildcard symbol may retrieve word variants: hoc hieu nganh - thanh trung cua phuong cong dan ((than cau) OR (toan cau))*.