Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
nhung song » nhung cong, nhung bong, nhung chong
hien bang » khien bang, thien bang, mien bang
trinh vat » trinh van, trinh luat, sinh vat
vat nhung » va nhung, vap nhung, vai nhung
nhan cach » phan cac
song van » hoang van, trong van, duong van
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 hien bang - canh trinh vat nhung song van ((phan cau) or (nhan cach))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien bang - canh trinh vat nhung song van ((phan cau) OR (nhan cach)).
• Adding a wildcard symbol may retrieve word variants: hoc hien bang - canh trinh vat nhung song van ((phan cau) or (nhan cach))*.