The index's downslide has not happened overnight.
Outlook India (2008)
Transformation does not happen overnight and circumstances change.
Times, Sunday Times (2012)
What had happened overnight to change matters is rather unclear.
Times, Sunday Times (2006)
Do not expect this to happen overnight.
The Sun (2016)
Fixing system problems will not happen overnight but good defence is about doing simple things over and over again.
Times, Sunday Times (2016)