A bit more challenging, right?

A bit more challenging, right? (Laughter)

You can see the trapezoids are a little challenging there.

Fortunately, such a way immensely challenging but nonetheless feasible exists.

Managing such a large and complex peacekeeping mission was a challenging task.

And this is a very challenging idea. It's a very challenging idea to mainstream media. It's a very challenging idea to anyone who has invested an enormous amount of time and expertise, and who has a lot of energy invested in the notion that he or she knows better than everyone else.

In fact, it is a challenging concept for both developed and developing countries.

Collating, presenting and marketing tourism information is a challenging task for developing countries.

But striking the proper balance is challenging.

That will be particularly challenging for Bernanke.

That is an assumption that needs challenging.

Emerging and challenging issues deriving from implementation

The year 2004 was a challenging one for both the organization and its staff.

Finally, Japan s external environment today is more challenging.

However, the situation in Cité Soleil remains challenging.

So this gets a little challenging because the dynamics of this robot are quite complicated.

He explains how he got around one challenging scene in his movie A Little Kiss.

Two serious problems make reconciliation in Afghanistan particularly challenging.

But success in Cairo might prove even more challenging.

This means that Europe probably faces another challenging year.

The selection of indicators has proven to be challenging.

Women challenging these norms are punished by violent means.

Emerging and challenging issues deriving from implementation and necessary

The year ahead will be challenging and rife with uncertainty.

Everything we do, we believe in challenging the status quo.

This category is especially useful for solving especially challenging problems.

In this challenging environment, administrative infrastructures have continued to function.

This has been particularly challenging in remote and insecure areas.

These have indeed been very challenging times for our Organization.

So this is more challenging large organ, vascular, a lot of blood vessel supply, a lot of cells present.

How can we adapt to such a world? What underpins success in this new and challenging environment?

Hezbollah may be quite comfortable with the returns. Winning would have placed Hezbollah in a challenging position.

But those who strive against Our revelations , challenging ( Us ) , theirs will be a painful doom of wrath .

But those who strive against Our revelations , challenging ( Us ) , theirs will be a painful doom of wrath .

The three month period since my last appearance before the Security Council has been a challenging one.

America, however, is not alone in challenging Al Jazeera head on.

Aside from clarity, it is important that group goals be challenging.

The Second Great Awakening was challenging women's traditional roles in religion.

Determining an optimal level of accountability for results is also challenging.

Some individuals and entities have filed multiple lawsuits challenging their listing.

A split vote thus undermines European interests, delivering an unequivocal blow to European foreign policy in a challenging geopolitical environment.

A Muslim girl who wears a headscarf in a public school is simply wearing a headscarf, not provocatively challenging a hegemonic social order.

Some local journalists and civil society groups are challenging the credibility of some of the results, and the CPC is challenging the outcome of the presidential vote at the INEC.

Countries planning new nuclear power programs must recognize that achieving their goals is a challenging, long term undertaking.

Yet a dispassionate assessment of nuclear energy s place in the world remains as necessary as it is challenging.