Sentence examples for the source of the problem is that from inspiring English sources

The source of the problem is that FTF approaches correlate heat release fluctuations to velocity oscillations only: extended FTF models are then proposed using the local unsteady pressure as well as the velocity upstream of the flame to predict the heat release oscillations.

The source of the problem is that these countries' economies are based on agriculture, which is dependent on arable land, a fixed commodity.

The only thing experts agree on is that the source of the problem is South Florida's booming exotic reptile trade.

Ensure that the source of the problem is not you before jumping to conclusions.

The source of the problem is this.

One source of the problem is that seculars tend to believe that the social contract for peace has its source in the Enlightenment philosophers.

The source of the problem was the service box".

The problem is that the Times' main source of data -- and the only extensive source available -- is the government itself.

The problem is that it's incredibly difficult to find the source of the bleeding.

The problem is that there is no longer any source of objective and trusted information.

The problem is that there aren't many recurring sources of money.