"build up your savings"
"Resistance to the manager's plan built up quickly"
"Pressure is building up at the Indian-Pakistani border"
"The U.S. is girding for a conflict in the Middle East"
"troops are building up on the Iraqi border"
"We worked up courage"
"build up confidence"
"ramp up security in the airports"
"develop land"
"The country developed its natural resources"
"The remote areas of the country were gradually built up"