Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
dung cong » dung trong
cong danh » cuong danh, cong dan, cong thanh
danh tuan » anh tuan, manh tuan, danh thanh
manh cua » doanh cua, ban cua
dung cua » dung luan, dung cho
tuan cau » toan cau, quan cau, tuan cu

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 - hanh ((manh cua) or (dung cua)) dung cong danh tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh ((manh cua) OR (dung cua)) dung cong danh tuan cau.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh ((manh cua) or (dung cua)) dung cong danh tuan cau*.