Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
thanh tung » thanh cong
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
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 - ((thanh trung) OR (thanh tung)) ha dung cong ban nhan cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((thanh trung) OR (thanh tung)) ha dung cong ban nhan cap".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((thanh trung) OR (thanh tung)) ha dung cong ban nhan cap*.