Sentence examples for key problem is that from inspiring English sources

The key problem is that BT hasn't put the money into it because it hasn't been forced to.

Ramos thinks that the key problem is that observers feel isolated and disempowered by the European Commission and the national authorities, and should get better backup from inspectors.

The reality, however, is that many hurdles still have to be overcome first.One key problem is that of connecting the implant, which is inserted into the eye, with the patient's nervous system.

The purpOne of this letter isn't to send everyone off in a  panic.

But a key problem is that species need to be preserved for reasons other than any known value as resources for human use (Sober 1986).

The key problem is that information obtained from the information service may be outdated by the time the scheduler needs it to schedule tasks.

But, one of the key problems is that case management is poorly conceptualized, and with the diversity of experience available, make its development and comparative evaluation difficult.

A key problem was that many of those infected failed to take their medicines until cured, leading to the creation of drug-resistant disease strains.

But with the other matters, the key problem was that not all of Mr Cameron's 330 MPs were, in fact, so full-blooded in their support.

A key problem was that programs targeting farmers were voluntary and only half the land used for cane growing and 10% of grazing land was accredited under the voluntary programs.

A second key problem was that it required overseas companies, particularly the US tech companies, to hand over private data about their customers on an executive order signed by a British home secretary.