Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hieu quang » thieu quang, hieu quan, hieu qua
phan cong » thanh cong
cong luan » tong luan, cong tuan, dong luan
luan dong » luan cong, quan dong, luan nong
dong cong » duong cong, dung cong, dang cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
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: doi ((chieu tinh) or (hieu quang)) - phan cong luan dong cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu tinh) OR (hieu quang)) - phan cong luan dong cong manh toan cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu tinh) or (hieu quang)) - phan cong luan dong cong manh toan cau*.