Like the rest of Europe, the country is gradually strengthening laws to thwart terrorists.

It gradually strengthened into a tropical storm and a hurricane.

The storm gradually strengthened and became the next day.

But instead, what it does is, it gradually strengthens your body.

Under its influence, 26W strengthened gradually and acquired tropical storm status by that evening.

The depression gradually strengthened as it moved towards the northwest.

His relationship with Lisa gradually strengthened until she moved in with him.

With the focus now firmly on community and youth development, the club gradually strengthened again.

The depression continued moving towards the west as it gradually strengthened.

The low gradually strengthened into a tropical depression on November 9.