Perhaps you should try some spelling variations:
tranh luan » trinh luan, trinh luat, tang luan
doanh luan » doanh nhan
dung thanh » duong thanh, dong thanh, dang thanh
thanh toan » thanh hoa, thanh san, tinh toan
hieu manh » chieu xanh, hieu nganh, dieu hanh
hung dung » nhung dung, phung dung, ung dung
hoc hieu » hoc thieu, hoc hien, doc hieu
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 manh - hanh ((tranh luan) OR (doanh luan)) hung dung thanh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu manh - hanh ((tranh luan) OR (doanh luan)) hung dung thanh toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - hanh ((tranh luan) OR (doanh luan)) hung dung thanh toan ban*.