Sentence examples for remains difficult to make from inspiring English sources

Although cognitive-behavioral therapy has a larger evidence base than other therapies, it remains difficult to make definitive statements on its benefits.

Even though the effects of the transition metal-doped TiO2 have been investigated frequently, it remains difficult to make direct comparisons and draw conclusions due to the various experimental conditions and different methods for sample preparation and photoreactivity testing.

However, in our hands, such spacing arrangements were not necessarily optimal and it remains difficult to make gross generalizations regarding Dicer-processing positions along an expressed dsRNA duplex at this stage.

Despite the increasing socioeconomic impact of lumbar spinal stenosis an accurate diagnosis remains difficult to make.

Despite the increasing socioeconomic impact of lumbar spinal stenosis, with its associated disabilities and costs, it remains difficult to make an accurate diagnosis.

However, it remains difficult to make any broad generalizations on the basis of this grouped data owing to differences in patient populations, recruitment methods and sample sizes that result in wide ranges of scores in some domains.

Bookshops are full of the translated works of authors from Mother Teresa to Jackie Collins, yet under a 2004 regulation actors are banned from dyeing their hair or even appearing bareheaded on stage.It remains difficult to know what to make of all this because the internal workings of the Communist Party's leadership remain as mysterious as ever.

It remains difficult to be sure what to make of these matches.

The question of what an "optimal" level or range of serum 25(OH D might be remains difficult to answer, but suggestions have been made that the optimal serum 25(OH D levels may be > 50 nmol/L (Dawson-Hughes et al. 2005; Hollis 2005).

But Kathleen Sebelius, the secretary of health and human services, declared the explanation inadequate, especially in light of the profits made by Anthem's parent company, WellPoint Inc. "It remains difficult to understand how a company that made $2.7 billion in the last quarter of 2009 alone can justify massive increases that will leave consumers with nothing but bad options," she said.

It remains difficult to argue that the globalization of technologies is making the world everywhere the same.