Perhaps you should try some spelling variations:
thuong cong » thong cong, thuong con, thuong dong
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung thanh, trung tam, tran tuan
trung cua » truong cua, trung cap, dung cua
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong tac, cong san, cong thanh
khan cap » khan ap, khoan cam, phan cac
than cap » thanh lap, thanh cac, than cua

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 sang - thanh ((trung cua) or (trung tuan)) thuong cong tan ((khan cap) OR (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh ((trung cua) OR (trung tuan)) thuong cong tan ((khan cap) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - thanh ((trung cua) or (trung tuan)) thuong cong tan ((khan cap) OR (than cap))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - thanh ((trung cua) or (trung tuan)) thuong cong tan ((khan cap) OR (than cap))*.