Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
trang tuan » tran tuan, trong tuan, tran xuan
trung tuan » trung thanh, trung tam, tran tuan
hoc thieu » toc thieu, hoc hien
bang cong » dang cong, bang song, hang cong
cong tinh » cong trinh, cong vinh, long tinh
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: hoc thieu sang - hanh ((trang tuan) or (trung tuan)) bang cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - hanh ((trang tuan) OR (trung tuan)) bang cong tinh toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - hanh ((trang tuan) or (trung tuan)) bang cong tinh toan cau*.