Fighters usually must keep one hand on their opponent's jersey since the ice surface makes maintaining balance very difficult.

Specifically, the 1976 Act made obtaining and maintaining copyright protection substantially easier than the 1909 Act.

The reason given was that declining revenues and increasing costs made maintaining the print magazine no longer feasible.

That said, the phone book handling makes maintaining groups and individual numbers very easy.

Even in the most stable corridor, random phase variances made maintaining course and speed at such incredible velocities difficult.

Your presence therefore makes maintaining my control more difficult.

SMI is designed to make development costs lower while maintaining a wide range of applications.

That would have been enough to make maintaining her composure difficult even without the flashes of emotion she'd begun receiving from Nimitz.

Too little is being done to make educational establishments more efficient while maintaining access to them for the broad mass of the population.

PTSD can make working and maintaining relationships very difficult.