Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
trung cap » truong cao, trung tam
trung dai » truong dai, truong dao, trung tam
chi xanh » chi anh, chi danh, chi hanh
toan cao » toan ban, toan tap
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 - manh ((trung cap) or (trung dai)) nhung cong thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi xanh - manh ((trung cap) OR (trung dai)) nhung cong thanh toan cao*.