Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thanh toan » thanh hoa, thanh san, tinh toan
tranh cua » doanh cua, manh cua
cua nhung » va nhung
thanh tap » thanh lap, thanh tai, thanh tam
thanh tay » thanh tai, thanh thuy, thanh san
chi xanh » chi anh, chi danh, chi hanh
cong van » cong vang, cong san, song van
doi chi » doi khi

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 chi xanh - canh tranh cua nhung cong van ((((thanh tap) OR (thanh toan))) OR (thanh tay))~.
• Adding a wildcard symbol may retrieve word variants: doi chi xanh - canh tranh cua nhung cong van ((((thanh tap) or (thanh toan))) or (thanh tay))*.