Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trinh toan » tinh toan, thanh toan, trinh han
tieu xanh » tieu danh, chieu xanh, dieu hanh
trung cua » truong cua, trung tuan, trung cap
tung cua » tuong cua, dung cua, tang cua
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: theo tieu xanh - thanh ((tung cua) or (trung cua)) nhung cong trinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - thanh ((tung cua) OR (trung cua)) nhung cong trinh toan cau.
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - thanh ((tung cua) or (trung cua)) nhung cong trinh toan cau*.