Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
dung cong » dung trong
trung ha » trung hoc, trung tam, trung cap
cong ban » cong bang, cong san, cong tan
ban nhan » ban than, van nhan, ban thanh
nhan cap » khan cap, than cap, nhan cach
ha dung » hai dung, kha dung, nha dung

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 (chieu xanh)) - thanh trung ha dung cong ban nhan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (chieu xanh)) - thanh trung ha dung cong ban nhan cap".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (chieu xanh)) - thanh trung ha dung cong ban nhan cap*.