Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
tang luan » dung luan
dong cong » duong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » mang cua, hang cua, thong cua
cong tac » cong ty
tac tren » rac tren, tai tren, tap tren
tren cau » tren ca, tren cay, tren tau

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 ((tang cua) OR (tang luan)) dong cong tac tren cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - hanh ((tang cua) OR (tang luan)) dong cong tac tren cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh ((tang cua) OR (tang luan)) dong cong tac tren cau*.