Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
cong doanh » cong danh, cong doan, dong doanh
doanh phan » doanh nhan, doan phan, doanh thanh
canh sinh » canh tinh, canh binh, tinh sinh
vat nhung » va nhung, vai nhung, ve nhung
vap nhung » va nhung, ve nhung, voi nhung
ho chieu » theo chieu, hoc thieu, doi chieu
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu sang - canh sinh ((vat nhung) or (vap nhung)) cong doanh phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - canh sinh ((vat nhung) OR (vap nhung)) cong doanh phan cau*.