Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, thien anh, thien danh
trung quan » truong quan, trong quan, trung tuan
hieu manh » chieu xanh, hieu nganh, dieu hanh
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
cong tan » cong tac, cong san, cong thanh
tran tap » toan tap, tran tan, tran tuan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (hieu manh)) - thanh trung quan dung cong tan tran tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - thanh trung quan dung cong tan tran tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (hieu manh)) - thanh trung quan dung cong tan tran tap*.