Sentence examples for are substantial obstacles. from inspiring English sources

But Pentagon officials have said there are substantial obstacles to any such sales.

Professor Thomas said the concept of a Koran that predates Mohamed would require "a radical revision of Islamic history", adding: "I think there are substantial obstacles in the way of that".

Strong Democratic opposition to Trump so far means there are "substantial obstacles" to bipartisan legislation overhauling financial, health and energy regulations, Goldman Sachs analysts wrote in a report Monday.

Unfortunately there are substantial obstacles to finding clear and interpretable relationships in this type of study for several reasons.

However the need for electrical supply and special technical equipment, together with the high work load and infectious hazard are substantial obstacles for widespread use of this method.

However, bone loss and soft tissue instability are substantial obstacles to obtaining adequate joint line restoration [ 3] and ligament balancing, which are crucial when deciding on a suitable choice of implant.

Thirty-six states have constitutional barriers similar to Washington's to supporting religious institutions with public money, and these have proved to be substantial obstacles to the spread of the school-choice movement.

However, efforts to find other potential culprits are being abandoned, Maude said: There are substantial technical obstacles to investigating the other edits.

Ashley, who has met the boys but does not know any of them well, says the obstacles are substantial.

And even when there are substantial differences of opinion, people often discover that these are not real obstacles to co-operating and getting to know each other.

Nevertheless, the obstacles facing new tests in the regulatory area are substantial.