Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
tung tuan » hung tuan, quang tuan, trang tuan
cong cong » cong dong, trong cong, dung cong
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
chi sach » chinh sach, chieu sach, co sach
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - thanh ((tung tuan) or (trung tuan)) cong cong doan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - thanh ((tung tuan) OR (trung tuan)) cong cong doan phan tu.
• Adding a wildcard symbol may retrieve word variants: doi chi sach - thanh ((tung tuan) or (trung tuan)) cong cong doan phan tu*.