But the object that struck Jupiter in July is estimated to have been much smaller and harder to see than comet Shoemaker-Levy.

VOA: special.2009.08.25

Hannigton Segarunaya, national youth president of the Ugandan Red Cross Society, says the visit made him want to work harder to help people.

VOA: special.2009.07.01

As temperatures rise in Napa, producers may find it harder to produce wine of the same quality.

VOA: special.2009.04.22

Miz Lisagore says some readers have decided to work harder to protect the environment.

VOA: special.2009.04.22

A person may become more forgetful or find it harder to think clearly.

VOA: special.2009.03.24

"We have to work harder together to fight the perceptions and the stigma.

VOA: special.2010.04.28

This goal of greater job security is harder to reach these days.

VOA: special.2010.09.02

Dirt may be harder to remove from some crops than from others.

VOA: special.2009.06.09

He says they should make alcohol more costly and harder to get.

VOA: special.2009.09.08

The incident,however, made Charlie work even harder to improve his playing.

VOA: special.2009.05.03

After that,it became harder and harder to defend in loco parentis.

VOA: special.2009.07.09

He said,"AIDS killed my body, but racism is harder to bear.

VOA: special.2010.02.07

The amount of money paid to hijackers is harder to confirm.

VOA: special.2009.04.25

The valuable metal became harder to find.

VOA: special.2009.05.28