Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
quan trinh » qua trinh, quan tinh, xuan trinh
cho chieu » ho chieu, theo chieu, chon chien
hanh dung » thanh dung, anh dung, hanh dong
dung quan » dung quang, dung luan, luong quan
cong tinh » cong trinh, cong vinh, cong thanh
long tinh » trong tinh, luong tin, dong tin
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chieu sang - hanh dung quan trinh ((cong tinh) or (long tinh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chieu sang - hanh dung quan trinh ((cong tinh) OR (long tinh)) toan cau*.