to build up: to increase slowly, to make stronger gradually Examples of TO BUILD UP They certainly have built up a vibrant user community in a short period of time. These deficits have been built up over the past 10 years and nobody said a peep.  

to mix up: to stir or shake well; to confuse, to bewilder Examples of TO MIX UP We’re going to mix up the team, so we can make sure that you’re playing your strongest position. A wonderful hostess, Amy is always ready to mix up a pitcher of sangria whenever somebody comes by.

have got: to have, to possess Examples of HAVE GOT Coenen has got some work to do when she gets back to her home city of Amsterdam. Have you got one of those fancy German cars they were handing out in the summer?

at all: to any degree (also: in the least) Examples of AT ALL The kids were talking during the movie so I couldn’t understand at all what was going on. Can’t you figure out any way at all to complete the construction on time?

To figure out: to solve, to find a solution; to understand Examples of FIGURE OUT I hoped to figure out a better way to get from Chicago to St. Louis, because there was construction on my usual route. I want to be the one to figure out a solution to this impossible math problem.

to take over: to assume control or responsibility for; to do or perform again Examples of TO TAKE OVER When the publisher of that magazine retires, his daughter will take it over. Chloe worked on the report for several days and then James took over.