Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
thanh dong » thanh duong, thanh cong, hanh dong
hoc thien » hoc hien, hoc thieu, hoc thiet
cua nhung » va nhung
dong cua » dung cua, cong cua, huong cua
cong dan » cong san, cong tan, cong dong
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 thien hach - thanh dong cua nhung ((cong dan) or (huong dan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien hach - thanh dong cua nhung ((cong dan) OR (huong dan)) than cau.
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - thanh dong cua nhung ((cong dan) or (huong dan)) than cau*.