One of them was vastly difficult and had no precedent in the history of Britain's national museums.
It is vastly more difficult, and more courageous, to observe, describe, diagnose, empathize, and heal.
An attack against these networks is vastly more difficult because of both the size of a CDN and the fact that its servers are dispersed.
He's in favor of what he sees as the right kind of gun control — he accepts that the best way to have less gun violence is to have fewer guns — but believes that enforcement is vastly more difficult than it seems.
A special anti-graft investigative team, the "Scorpions", has proved willing even to sting high-profile leaders, such as Mr Zuma.The South Africans know they must work hard to prevent corruption creeping in, for cleaning up a country's image once the rot has spread is vastly more difficult.
Without a recognizable name, it is vastly more difficult to get a green light from a studio or financing based on the presales of international territories.
It's true that the EU system may be susceptible to extremists, but the U.S. system is vastly more difficult to infiltrate.
If the Iraqi Army has evaporated, or perhaps more accurately deteriorated into a collection of local militias and palace guards, then the U.S. 're-training' mission in Iraq is vastly more difficult than we have been led to believe.
In a landscape, however, the function of lines is vastly more complicated and difficult to predict.
It is compact, reflecting the advantages of this form over the full-scale opera, which, with its range of characters, elaborate costuming and other features, is vastly more expensive and difficult to mount.
