Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, tran tuan
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
cong nhan » cong nhat, cong thanh, cong san
nhan tan » nhan tai, nhan dan, nhan tao
tan cau » toan cau, van cau, tan ca

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