Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
trinh toan » tinh toan, thanh toan, trinh han
manh hung » anh huong
phan cong » thanh cong
ho chieu » theo chieu, hoc thieu, doi chieu
cua phan » cua nhan, cua phap, cua han
toan ban » van ban

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: ho chieu xanh - ((hanh trung) OR (manh hung)) cua phan cong trinh toan ban~.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh trung) or (manh hung)) cua phan cong trinh toan ban*.