Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
thanh dat » thanh san, thanh hai, thanh ha
thanh van » thanh san, thanh toan, thanh phan
cong ban » cong bang, cong san, cong tan
manh va » anh va, minh va, lanh va
hanh va » hang va, hanh vi

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 - lanh ((manh va) or (hanh va)) thuong cong ban ((thanh dat) or (thanh van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - lanh ((manh va) OR (hanh va)) thuong cong ban ((thanh dat) OR (thanh van)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - lanh ((manh va) or (hanh va)) thuong cong ban ((thanh dat) or (thanh van))*.