His review found "serious obstacles" to the command center.

Critics also found countless obstacles on the road to free trade in agriculture.

Occasionally her feet found obstacles on the floor.

In particular, manufacturers have found unexpected obstacles in China.

However, capitalists constantly find obstacles in the colonies where workers work for their own enrichment rather than that of the capitalist.

Another study found other obstacles to success as well.

Finding obstacles to put in the Bundrens' path wasn't difficult.

Even those businessees whose insurance companies did pay often find other obstacles.

The Democrats may find obstacles to delivering their message on television from a surprising source - their own speakers.

Some of the 80 species, finding new obstacles to their food hunt, may be seriously harmed.