Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
trung thuan » trung tuan, trong thuan, trung thanh
thuan phong » tuan phong, tran phong, luan phong
hanh trung » thanh trung, hanh trang, manh trung
thien anh » thien danh, tien anh, thien chanh
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap

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 anh) OR (thien thanh)) - hanh trung thuan phong ((cong dan) or (cong tan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien anh) OR (thien thanh)) - hanh trung thuan phong ((cong dan) OR (cong tan)) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thien anh) OR (thien thanh)) - hanh trung thuan phong ((cong dan) or (cong tan)) toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((thien anh) OR (thien thanh)) - hanh trung thuan phong ((cong dan) or (cong tan)) toan cao*.