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This handy tool can help you discover the best days to get pregnant.

Here's a handy tool for coming up with one.

That's a very handy tool in this kind of thing.

He'd be a handy tool for anybody who wanted to adjust the power balance.

We've also got a handy tool that can help you work out a basic budget.

But when parents need to do six things at once, these handy tools can be worth their weights in gold.

And legends, he now realized, were handy tools in the pursuit of power.

It's a handy tool to have around, especially considering an alternative - a President.

Another handy tool is a length of chain about six to eight feet long.

No handy tools, or even bits of stone to throw.

But they may have other devices, just as useful to them.

With all of the different components that make up a computer system, this is definitely a useful device.

Giving one's enemy something else about which to worry was an old but still useful device.

Two sources offering different accounts of the same issue or event, provide the history teacher with another very useful device.

"The building has become a very useful device to lure students in and give them an enthusiasm about learning."

What was once a useful but impractical device became cost effective by the early 1970s.

These people would never throw away such a useful device.

There are people, like my mother, who refuse to wear this useful device, saying it would not help them.

The researchers realize they have a long way to go to make any kind of useful device.

It could indeed be a useful device during the work ahead.