Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
tran tuan » tran xuan, tran quang, tran thanh
chi xanh » chi anh, chi danh, chi hanh
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan tap » toan ban
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi xanh - thanh ((trung cua) OR (tran tuan)) nhung cong san toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chi xanh - thanh ((trung cua) OR (tran tuan)) nhung cong san toan tap".
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - thanh ((trung cua) OR (tran tuan)) nhung cong san toan tap*.