Pressure is building for the central bank to do more.
Pressure for an end to the practice has been building.
But pressure has been building to work out some kind of agreement.
The pressure is building within the Republican conference to do something.
Pressure on the commission to act had been building in recent months.
"Obviously the pressure has been building in this new Congress."
Many think that if they wait it out and do nothing, the pressure will build for a return to the old ways.
In the second half of the 19th century pressure was building upon universities to open up higher education to women.
Pressure also built this week for an increase in state income tax rates.
Pressure to defeat the plan had been building for months.