However, this system contributed to the segregation between urban and migrant children.

The question is whether this system contributes to visual perception in the normal brain.

The new system would not contribute to traffic congestion and pollution.

The system will contribute to relieve the traffic problems in and around the bigger cities.

These systems contribute about 2% of the annual precipitation for the region.

The system contributes five percent of gross revenue to the city's general fund.

The American system contributed to efficiency gains through division of labor.

This system contributes to the effective protection of the Union's financial interests.

But, they say, the outdated system did contribute to the delay.

This system may also contribute to the marginalization of women.