Sentence examples similar to present considerable obstacles from inspiring English sources

Gaps in this chain that still existed in the 1970s, such as the relationship between air lead and blood lead, presented considerable obstacles to the promulgation of the health-based regulation limiting lead content of gasoline (Bridbord and Hanson 2009).

After beating Canada Sampson even made a passing reference to Sir Alf Ramsey and 1966 but Japan will present a considerable obstacle.

This diversity of sample sources presented a considerable obstacle for batch effects correction procedures.

OnLive faces considerable obstacles.

Yet there are considerable obstacles.

But they face considerable obstacles.

But CNN still faces some considerable obstacles.

Indeed, the efforts to open new clinics face considerable obstacles.

Still, there are considerable obstacles to a protracted nominating battle.

The chancellor said there were "very considerable obstacles" to nationalising RBS.

But the proposal faces considerable obstacles, both in the State Legislature and the private sector.