difficult to use

The problem is that they can be difficult to use.

It would only make the data more difficult to use.

Which makes it more difficult to use her as a source of information.

This kind of makes it difficult to use your method.

While this program is easy to access, it's difficult to use.

I reminded him that he'd found them difficult to use.

He knew that in water it would be difficult to use the same force as on dry land.

"Women find the current shopping search very difficult to use."

"But it's difficult to use a race only for training."

To me, the format of this board is really difficult to use.

It's really not difficult to use, but it does take practice to gain control.

Stock control systems require training and some staff might find them difficult to use.

That made it more difficult to use his muscles to move the both of them.

I had found them to be a little difficult to use on the keyboard of the computer, but not too bad.

Example choice is difficult to use in traditional teaching because teachers often do not know the interests of their students.

After that it became very dangerous and difficult to use these methods.

If it's difficult to use, they get mad at it.

He also said the controls were difficult to use occasionally.

But it has less range than a box call and is more difficult to use properly.

In service, the Me 163 turned out to be difficult to use against enemy aircraft.

The idea is simple and effective, but proved more difficult to use than might have been expected.

That makes it more difficult to use, but he doesn't care.

A double majority sounds easy but it is very difficult to use.

This probably contributed to its reputation for being difficult to use.

But the methods are expensive and difficult to use on a large scale.