"I think the jury is still out on that because it was very difficult to sort of sort through it all," Mrs. Clinton said of the overhaul.
DB A When relationships break down it can be very difficult to sort out financial matters, particularly shared bank accounts or phone contracts.
"It's very difficult to sort out the writers because their lives are lived in such obscurity," he says.
Indeed, says epidemiologist Peter Smith, acting chair of the U.K.'s Spongiform Encephalopathy Advisory Committee, "it is going to be very difficult to sort out the origins of the epidemic".
Digging into the Democrats' wave of victories in House elections last year, it's very difficult to sort out a cohesive narrative.
The country's healthcare system is confusing and imperfect, and it can be very difficult to sort out how individual reforms affect the bureaucracy we all have to move through.
"The big concern is that a large-scale national study has a very wide geographic and demographic range, so it's very difficult to sort out what are truly environmental differences and what are truly genetic differences," Hewitt says.
Web Robots offer a very cost-effective way of identifying copies but are prone to mistakes of many sorts, and it is very difficult to classify the found copies into types.
The nonlinearity of results means projections of the sort just mentioned are very difficult to make without rather extensive simulations.
But those sort of outcomes are very difficult to measure, especially if you want to produce statistics at a national level - a point that was made in a 2011 Education Select Committee report.
There are those who point out that these sorts of flows are very difficult to measure and it may be that the apparent widening of the current deficit is just a quirk of how the figures are calculated.
