Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
thanh trung » thanh tung
phuong bang » phuong hoang, phuong giang, phuong quang
trung tham » trung tam, trung thanh, trung thang
tham nhung » thi nhung
hieu manh » chieu xanh, hieu nganh, dieu hanh
hoc hieu » hoc thieu, hoc hien, doc hieu
phan dau » phan tu, hang dau
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: hoc hieu manh - thanh trung tham nhung phuong bang ((phan dau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - thanh trung tham nhung phuong bang ((phan dau) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - thanh trung tham nhung phuong bang ((phan dau) or (toan cau))*.