Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
trung tuan » trung thanh, trung tam, tran tuan
tung tuan » hung tuan, quang tuan, trang tuan
dong doan » dong doanh, cong doan, dong don
doan phan » doanh phan, toan phan, dan phan

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) or (chieu sang)) - thanh ((tung tuan) OR (trung tuan)) cong dong doan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu sang)) - thanh ((tung tuan) OR (trung tuan)) cong dong doan phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) or (chieu sang)) - thanh ((tung tuan) OR (trung tuan)) cong dong doan phan tu".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (chieu sang)) - thanh ((tung tuan) OR (trung tuan)) cong dong doan phan tu*.