Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
nhung song » nhung cong, nhung bong, nhung chong
hoc thieu » toc thieu
thanh cau » thanh chau, thanh mau, thanh ca
nhanh cau » nhanh cay, thanh chau, nhanh ha
trinh va » trinh van, trinh vat, trinh ve
song van » hoang van, trong van, duong van

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) xanh - canh trinh va nhung song van ((thanh cau) OR (nhanh cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (hoc hien)) xanh - canh trinh va nhung song van ((thanh cau) OR (nhanh cau))~".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) xanh - canh trinh va nhung song van ((thanh cau) OR (nhanh cau))*.