Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
dung cong » dung trong
trinh va » trinh van, trinh vat, trinh ve
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
phan cac » nhan cach, phan lap, phan van
phan dau » phan tu, hang dau

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 xanh - canh ((trinh va) or (trang va)) dung cong dan ((phan cac) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - canh ((trinh va) OR (trang va)) dung cong dan ((phan cac) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - canh ((trinh va) or (trang va)) dung cong dan ((phan cac) or (phan dau))*.