The extra 12 bricks are then placed in the neutral zone as additional obstacles.

Yet women at the top do face one additional obstacle.

On the other hand, we encountered no additional obstacles.

But the study faced additional obstacles at the participating medical centers.

This presented additional obstacles for campus officials trying to move students into dorms.

These archetypes are according to her additional obstacles compared to black men.

Of course, new digital technology offers an opportunity to democratise book reading, but it may also create an additional obstacle to literacy.

The language barrier and cost of the proceedings represent additional obstacles.

Cooperation must be based on mutual assistance, without creating additional obstacles or burdens for either party.

On the contrary, I believe this would be presenting them with an additional obstacle when seeking to escape from drugs.