Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
thiet tach » chiet tach, thien hach, thuat tach
phuong van » phung van, phong van, phuong lan
tranh cua » manh cua
doanh cua » doanh luan
ho thiet » hoc thiet, hoa thiet, so thiet
van toan » van tuan, van tan, van thanh
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: ho thiet tach - canh ((tranh cua) or (doanh cua)) nhung phuong van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho thiet tach - canh ((tranh cua) OR (doanh cua)) nhung phuong van toan cau.
• Adding a wildcard symbol may retrieve word variants: ho thiet tach - canh ((tranh cua) or (doanh cua)) nhung phuong van toan cau*.