Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
trung va » truong va, trung ha, trung tam
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - thanh ((trung va) OR (trang va)) thuong cong dan than cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - thanh ((trung va) OR (trang va)) thuong cong dan than cao".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh ((trung va) OR (trang va)) thuong cong dan than cao*.