Decreases in barometric pressure two to three days before the visit also appeared to trigger headaches, but to a lesser extent.

VOA: special.2009.03.18

It will result in head pain, stomach problems and a feeling of tiredness after two to three hours.

VOA: special.2010.02.02

In colder climates, parsley can go into the ground two to three weeks before the last winter freeze is likely to happen.

VOA: special.2009.06.02

Research has shown AMD is two to three times more common among smokers than other people.

VOA: special.2010.03.09

Association spokesman Charles Schmidt says electronic textbooks now represent just two to three percent of sales.

VOA: special.2009.09.03

Companies are developing gas supplies trapped in shale rock two to three thousand meters underground.

VOA: special.2009.10.23

Rhinoceros poachers are killing an estimated two to three of the rare animals each week.

VOA: special.2009.12.14

Many growers like to start with two to three year old roots instead.

VOA: special.2009.04.07

"It's hurt the Thai economy - it's put Thailand back two to three years - tourism has been badly affected.

VOA: standard.2010.05.21

"A very sobering statistic is that for every one person that we put on therapy, two to three people get newly infected."

VOA: standard.2010.07.17

So,their reward for finding a scat is they get to play ball for two to three minutes and that keeps them good all day long."

VOA: standard.2010.02.22

"If you fish for catfish and buffalo, you may throw two to three thousand pounds of Asian Carp back to get the fish that you need."

VOA: standard.2010.07.19

If,in the best-case scenario, that may only take two to three months.

VOA: standard.2009.04.28

The study found people in poor neighborhoods are two to three times more likely to have a heart attack than those living in a wealthier part of town.

VOA: standard.2010.06.04