Perhaps you should try some spelling variations:
thien tinh » khien tinh, thien minh, tien tinh
hanh trang » thanh trung, canh tranh, hanh trinh
cong thanh » cong trinh, truong thanh
dong thanh » truong thanh
hoc thien » hoc hien, hoc thieu, hoc thiet
trang cua » tranh cua, tang cua, trung cua
cua dang » cua cong, cua ban
cong tan » cong tac, cong san, cong ty
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 tinh - hanh trang cua dang ((cong tan) or (((cong thanh) OR (dong thanh)))) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien tinh - hanh trang cua dang ((cong tan) OR (((cong thanh) OR (dong thanh)))) toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thien tinh - hanh trang cua dang ((cong tan) or (((cong thanh) OR (dong thanh)))) toan cao".
• Adding a wildcard symbol may retrieve word variants: hoc thien tinh - hanh trang cua dang ((cong tan) or (((cong thanh) OR (dong thanh)))) toan cao*.