Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
trung cua » truong cua, trung tuan, dung cua
trung cap » truong cao, trung tam
dung cong » dung trong
cong tac » cong ty
tac tren » rac tren, tai tren, tap tren
tren ban » trien ban, tren san, trong ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu xanh - thanh ((trung cua) OR (trung cap)) dung cong tac tren ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh ((trung cua) OR (trung cap)) dung cong tac tren ban".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh ((trung cua) OR (trung cap)) dung cong tac tren ban*.