Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
cua truong » cua trung, xuan truong, cac truong
tranh cua » doanh cua, manh cua
van toan » van tuan, van tan, van thanh
van tai » von tai, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - hanh tranh cua truong cong ((van toan) or (van tai)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - hanh tranh cua truong cong ((van toan) OR (van tai)) cao.
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - hanh tranh cua truong cong ((van toan) or (van tai)) cao*.