Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
trung tuan » trung thanh, trung tam, tran tuan
hoc thieu » toc thieu, hoc hien
trang cua » tranh cua, tang cua, trung cua
cong van » cong vang, song van, cong tan
cong san » cong tac
ban ban » ban banh, van ban, can ban

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 cua) or (trung tuan)) hang ((cong van) or (cong san)) ban ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - hanh ((trang cua) OR (trung tuan)) hang ((cong van) OR (cong san)) ban ban.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - hanh ((trang cua) or (trung tuan)) hang ((cong van) or (cong san)) ban ban*.