Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
trung tuan » trung thanh, trung tam, tran tuan
trang qua » trong qua, trong quan, trang tuan
dung cong » dung trong
cong tinh » cong trinh, cong vinh, long tinh
ho chieu » theo chieu, hoc thieu, doi chieu
toan cau » toan cao, toan ban, toan tap

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