Perhaps you should try some spelling variations:
nhung chong » nhung cong, nhung phong, nhung phuong
hieu cach » hieu cac, chieu sach, hieu ca
tranh cua » manh cua
doanh cua » doanh luan
chong van » thong van, hong van, phong van
hoc hieu » hoc thieu, hoc hien, doc hieu
van toan » van tuan, van tan, van thanh
toan ban » van ban

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 cach - hanh ((tranh cua) or (doanh cua)) nhung chong van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu cach - hanh ((tranh cua) OR (doanh cua)) nhung chong van toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc hieu cach - hanh ((tranh cua) or (doanh cua)) nhung chong van toan ban*.