Perhaps you should try some spelling variations:
thang luong » thang long, hang luong, thuong luong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
luong cua » huong cua, long cua, luong quan
cua nhung » va nhung
van tuan » van quan, anh tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - thang luong cua nhung cong ((van tuan) or (van ban)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thang luong cua nhung cong ((van tuan) OR (van ban)) tap.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thang luong cua nhung cong ((van tuan) or (van ban)) tap*.