Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
nhung dong » nhung don, nhung cong, nhung dung
hoc chinh » hoan chinh, hoc sinh, hoc kinh
trinh va » trinh van, trinh vat, trinh ve
dong anh » hong anh, dong thanh, hoang anh
tuan dam » toan dam, tran dam, xuan dam

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chinh sach - canh trinh va nhung dong anh tuan dam~.
• Adding a wildcard symbol may retrieve word variants: hoc chinh sach - canh trinh va nhung dong anh tuan dam*.