At the time, she was searching for a way to make a material strong enough to use on automobile tires.

VOA: special.2010.02.09

And now, finally,the British, American, Canadian and other Allied forces felt strong enough to attack across the English Channel.

VOA: special.2011.06.16

The lens in my expensive microscope was still not strong enough to answer my questions about life.

VOA: special.2009.07.18

Doctors can only hope that a person's defense system is strong enough to fight the disease.

VOA: special.2009.05.26

No cure is known. Doctors can only hope that victims are strong enough to survive.

VOA: special.2009.01.27

But the body's natural defenses are usually strong enough to prevent an active case.

VOA: special.2009.03.25

So they have to be strong enough to carry their own weight.

VOA: special.2009.12.09

The sad thing is that the majority of people that are killed by malaria are children because there immune system is not strong enough to ward off this infection."

VOA: special.2009.12.22

Neither side was left with a force strong enough to fight.

VOA: special.2010.07.08

They said his army was not strong enough to attack.

VOA: special.2009.09.03

It is now strong enough to be touched.

VOA: special.2009.07.06

Batstone-Carr says he thinks BP is strong enough to sustain this double-blow to its bank balance and its reputation.

VOA: standard.2010.06.18

Defense Secretary Robert Gates, saying that it will be at least will be able to pay for a security force strong enough to protect the country from insurgents.

VOA: standard.2009.12.09

NATO Secretary General Anders Fogh Rasmussen says the defense ministers have a "general shared view" that the alliance must make Afghanistan strong enough to defend itself against militant forces.

VOA: standard.2009.10.23

I'm strong enough to kill you.

VOA: standard.other

At Liberia's national assembly, Secretary Clinton spoke of the need to create institutions that are strong enough to engender the faith and confidence of the people and will survive both good leaders and what she called not-so-good leaders.

VOA: standard.2009.08.14

Rickey thought Jackie Robinson was good enough as a player and strong enough as a person to succeed.

VOA: special.2009.04.05

The next day,it grew strong enough for scientists to call it a tropical storm.

VOA: special.2010.08.24

He tried to fight them. But he was not strong enough.

VOA: special.2010.08.05

The Japanese economy,he says, is not strong enough for the government to discuss ending stimulus programs yet.

VOA: standard.2009.10.27