Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trang » canh tranh, hanh trinh, minh trang
hoc thieu » toc thieu, hoc hien
tuan dung » tuan duong, tran dung, tan dung
dung cong » dung trong
cong tac » cong ty
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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 (thanh trung)) tuan dung cong tac ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hanh trang) OR (thanh trung)) tuan dung cong tac ((toan cau) or (toan cao))~".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((hanh trang) OR (thanh trung)) tuan dung cong tac ((toan cau) or (toan cao))*.