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
trung cua » truong cua, trung tuan, trung cap
tran tuan » tran xuan, tran quang, tran thanh
tac khoan » cac khoan, tai khoan, tao khoang
khoan cam » khoa cam, khoan va, phan cam
cong tac » cong ty

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 - thanh ((trung cua) or (tran tuan)) thuong cong tac khoan cam~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - thanh ((trung cua) OR (tran tuan)) thuong cong tac khoan cam.
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - thanh ((trung cua) or (tran tuan)) thuong cong tac khoan cam*.