Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, tran tuan
tong cong » trong cong, cong cong, dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » mang cua, hang cua, tang luan
cong tac » cong ty
tac chan » tac chuan, tac can, tac chon
chan cau » phan cau, can cau, chinh cau
cho chu » cho thue

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) or (cho chu)) xanh - hanh ((tang cua) or (trung tuan)) tong cong tac chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (cho chu)) xanh - hanh ((tang cua) OR (trung tuan)) tong cong tac chan cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (cho chu)) xanh - hanh ((tang cua) or (trung tuan)) tong cong tac chan cau*.