Perhaps you should try some spelling variations:
thien hach » thien thanh, hien hanh
hanh trung » thanh trung, hanh trang, manh trung
hoc thien » hoc hien, hoc thieu, hoc thiet
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty

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 - hanh trung cua nhung ((cong tan) OR (cong tac)) van ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thien hach - hanh trung cua nhung ((cong tan) OR (cong tac)) van ban".
• Adding a wildcard symbol may retrieve word variants: hoc thien hach - hanh trung cua nhung ((cong tan) OR (cong tac)) van ban*.