Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » thanh trung, canh tranh, minh trang
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
san chan » san chang, dan chan, ban chan
san chay » san pham, van chat, dan chan

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh trang) OR (hanh trinh)) cua nhung cong ((san chan) OR (san chay)) tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hanh trang) or (hanh trinh)) cua nhung cong ((san chan) OR (san chay)) tu~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh trang) or (hanh trinh)) cua nhung cong ((san chan) OR (san chay)) tu*.