Perhaps you should try some spelling variations:
thach hoanh » thanh hoang
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhung hong » nhung chong, nhung huong, nhung phong
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
hach toan » thanh toan, manh toan
manh cua » doanh cua, ban cua

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - canh manh cua nhung hong ((hach toan) OR (thach hoanh)) cao~.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - canh manh cua nhung hong ((hach toan) or (thach hoanh)) cao*.