Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu manh » hieu nganh, dieu hanh, hien hanh
trung qua » trung quan, trong qua, trung cua
dung cong » dung trong
tran tuan » tran xuan, tran quang, tran thanh
qua dung » quang dung, su dung, qua song
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren

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) OR (chieu xanh)))) - thanh trung qua dung cong tac tran tuan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (((hieu manh) OR (chieu xanh)))) - thanh trung qua dung cong tac tran tuan.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (((hieu manh) OR (chieu xanh)))) - thanh trung qua dung cong tac tran tuan".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (((hieu manh) OR (chieu xanh)))) - thanh trung qua dung cong tac tran tuan*.