Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
thanh tung » thanh cong
cuong cong » cong cong, luong cong, duong cong
chinh chau » chinh cau, chinh cho, minh chau
hoc thien » hoc hien, hoc thieu, hoc thiet
chinh phu » tinh phu, chinh cho
va cuong » van cuong, va chuong, va cong
cong dan » cong san, cong tan, huong dan
tung va » trung va, tuong va, dung va

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 hach - thanh tung va cuong cong dan ((chinh chau) or (chinh phu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - thanh tung va cuong cong dan ((chinh chau) OR (chinh phu)).
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - thanh tung va cuong cong dan ((chinh chau) or (chinh phu))*.