Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong van » phung van, phong van, phuong lan
hieu manh » chieu xanh, hieu nganh, dieu hanh
tang luan » dung luan
hoc hieu » hoc thieu, hoc hien, doc hieu
manh cua » doanh cua, ban cua
van chat » cao chat
chat tu » nhat tu, chai tu, chay 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 hieu manh - hanh ((tang luan) or (manh cua)) nhung phuong van chat tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - hanh ((tang luan) OR (manh cua)) nhung phuong van chat tu*.