Perhaps you should try some spelling variations:
trung tuan » trung thanh, trung tam, truong thanh
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » toc thieu, hoc hien
tran tuan » tran xuan, tran quang, tran thanh
hang cong » dang cong, hang nong, bang cong
toan tap » toan ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi khi) OR (hoc thieu)) xanh - thanh ((trung tuan) OR (tran tuan)) hang cong thanh toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi khi) or (hoc thieu)) xanh - thanh ((trung tuan) OR (tran tuan)) hang cong thanh toan tap~".
• Adding a wildcard symbol may retrieve word variants: ((doi khi) or (hoc thieu)) xanh - thanh ((trung tuan) OR (tran tuan)) hang cong thanh toan tap*.