Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
than cua » thai cua, ban cua, gian cua
nhan cua » nhat cua, nhan luc, nhan su
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
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: doi chieu sang - doanh ((than cua) OR (nhan cua)) thuong cong dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - doanh ((than cua) OR (nhan cua)) thuong cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - doanh ((than cua) OR (nhan cua)) thuong cong dan than cau*.