Reality is more complex.

But this trip will be trickier.

Natural disasters make logistics even more complicated.

But the role of size is more complex than it seems.

Finally, Japan s external environment today is more challenging.

Trading platforms are being improved to allow more complex trading.

Both trends make managing terrorism more difficult. Today's focus is properly on terrorism associated with Islamic extremists.

Both trends make managing terrorism more difficult.

For those countries that have already made the leap, the choices are more difficult.

Interdependence has become much more complex than it was even a decade ago.

But what if the older sibling requires a donated kidney? The more the donor child is placed in physical jeopardy the thornier the issue becomes.

The more the donor child is placed in physical jeopardy the thornier the issue becomes.

Lots of complex stuff.

However, it will make the job of repressing them much harder.

As a result, a dangerous global security situation could become even more so.

I found the test difficult.

The test was very difficult.

The bigger challenge, though, is hitting those growth targets in a sustainable and inclusive way.

We can only blame ourselves. Over the last 50 years the design and construction industry has gotten much more complex and has gotten much more litigious.

This strategy is doomed to fail, however, because it misunderstands many of the root causes of impoverishment. Perhaps the most urgent item on the world agenda is a more realistic view of the global development challenge.

Perhaps the most urgent item on the world agenda is a more realistic view of the global development challenge.

But the picture becomes more complex when it comes to news and information spread through WhatsApp.

The most difficult part was sleeping.

I am confronted with a difficult problem.

Chemistry can be very complex.

But the picture is far more complicated, because oil demand is extremely price insensitive. In the short run, it is technically difficult to adjust consumption.

The sense of urgency in these discussions has increased in recent months, as the global situation has grown more complex.

Afghanistan looks more difficult, given the Taliban s reinvigoration with help from groups in Pakistan.

The issue of women faculty members, especially in basic sciences, is far more complex. I suspect that here the problem reflects fundamental differences between the way women and men approach science as a microcosm of life.

Nuclear pressures from Cuba would have made defense of Berlin more difficult, which was part of Khrushchev's strategy.

But the picture is far more complicated, because oil demand is extremely price insensitive.

But, despite the anxious rhetoric, the oil supply problem has become worse and energy security more complex.

But, in the last two decades, the story of the Somali nomad has become far less romantic and far more complex.

The issue of women faculty members, especially in basic sciences, is far more complex.

At times, such an approach will be challenging

I know the test was difficult.

Tom made light of a difficult situation.

A more complex computational problem is the prediction of intermolecular interactions, such as in molecular docking and protein protein interaction prediction.

For all of today's involvement of some Iranian leaders in terrorism, the picture is more complex, more interesting and perhaps more promising than President Bush's speech suggests.

To be sure, Obama faces a more complex diplomatic and strategic environment than Nixon faced in the 1970 s.

And now there is no escape from the difficult reality that the budget deficit remains massive, at more than 4 of GDP in 2011.

Sarkozy stands ready to pounce on any mistakes the Bank may make in this more difficult policy environment.

This year, however, the British electorate must navigate more than the ordinary amount of election time dissimulation.

Mubarak s succession is being conducted in an especially sophisticated manner.

The demographic challenge is daunting.