Perhaps you should try some spelling variations:
tranh cua » doanh cua, manh cua
chi hanh » chi nhanh, chi thanh, thi hanh
ban cong » bang cong, van cong, phan cong
cong van » cong vang, cong san, song van
doi chi » doi khi
tuan cu » quan cua, tuan thu, than cua
tuan tu » tuan thu, tran tu, toan tu

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 hanh - canh tranh cua ban cong van ((tuan cu) or (tuan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi hanh - canh tranh cua ban cong van ((tuan cu) OR (tuan tu))*.