Perhaps you should try some spelling variations:
phuong doan » phuong loan, phuong hoang, huong dan
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh trang » thanh trung, canh tranh, hanh trinh
nho phuong » pho phuong, nhu phuong, nho thuong
doan phan » doanh phan, toan phan, dan phan
trang va » tran van, hang va
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: hoc ((chieu xanh) OR (chieu sang)) - hanh trang va nho phuong doan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) OR (chieu sang)) - hanh trang va nho phuong doan phan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) OR (chieu sang)) - hanh trang va nho phuong doan phan cau*.