Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
hanh thong » anh thong, hanh trong, hang thong
thong gian » khong gian, thong giao, chong gian
cong doanh » cong danh, cong doan, dong doanh
gian lang » gian dan
lang cong » dang cong, bang cong, hang cong
nhan cau » nhanh cau, phan cau, nhan sau

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 sach) or (chieu sang)) - hanh thong gian lang cong doanh nhan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu sang)) - hanh thong gian lang cong doanh nhan cau*.