Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung thanh, trung tam, tran tuan
trung cua » truong cua, trung cap, dung cua
dang cong » dung cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, doi chieu
toan tap » toan ban

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 - hanh ((trung cua) or (trung tuan)) dang cong manh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - hanh ((trung cua) OR (trung tuan)) dang cong manh toan tap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh ((trung cua) or (trung tuan)) dang cong manh toan tap*.