Obstacles remain, and a green light is probably two years off.

Some obstacles remained, but he wasn't about to change his mind and back out now.

But for many companies, obstacles remain to taking a long-term approach.

During the reporting period, obstacles to religious growth and training remained.

But obstacles remain, along with doubts about when, or if, they will fall.

Important obstacles remain, of course, before Libya completely comes in from the cold.

The proposal's early history suggests, however, that very significant obstacles remain.

Only a few more bureaucratic obstacles remained for that last week.

"There still remain some obstacles, but the president stands ready to work in good faith with Congress to get a bill he can sign."

But serious obstacles remain before a housing program can be enacted.