Perhaps you should try some spelling variations:
dong thuong » cong thuong, dong thong, dung thuong
trung tuan » trung thanh, trung tam, tran tuan
thuong dam » thuong mai, huong dan, truong dai
hoc thieu » toc thieu, hoc hien
trung cua » truong cua, trung cap, dung cua
ho chieu » theo chieu, doi chieu, mot chieu
dam than » dam thanh, tam than, dam phan
than cau » toan cau, phan cau, 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: ((ho chieu) OR (hoc thieu)) xanh - thanh ((trung cua) or (trung tuan)) dong thuong dam than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) xanh - thanh ((trung cua) OR (trung tuan)) dong thuong dam than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) xanh - thanh ((trung cua) or (trung tuan)) dong thuong dam than cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (hoc thieu)) xanh - thanh ((trung cua) or (trung tuan)) dong thuong dam than cau*.