Perhaps you should try some spelling variations:
tong phuong » thong phuong, cong phuong, dong phuong
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
trung tuan » trung thanh, trung tam, tran tuan
tuan tong » toan tong, thuan trong, toan thong
phap phan » phap phat, phap hoan, phap luan
ho chieu » theo chieu, hoc thieu, mot 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 xanh - thanh trung tuan tong phuong phap phan cau~.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung tuan tong phuong phap phan cau*.