Sentence examples for are often difficult and from inspiring English sources

Neurosurgical problems in the pediatric age group are often difficult and complex.

Works of art are often difficult, and how to interpret them properly is far from obvious.

Capillary pressure/saturation data are often difficult and time consuming to measure, particularly for non-water-wetting porous media.

They were reading the labels and striving to make sense of what are often difficult and complex sheets containing the fertile fruits of Leonardo's diverse thinking.

These are often difficult and finely-judged decisions and we do not approve every proposal put before us by the Agencies.

Jobs at these centers are often difficult and have very high rates of attrition, routinely as high as 100percentt a year.

But this method is often difficult, and often impracticable.

Such information is often difficult and time consuming to gather.

Measuring response to aspirin is often difficult and there is no accepted definition of aspirin resistance.

Recognizing pure A. jeffersonianum is often difficult and frequently requires genetic testing for certainty.

Locating people in distress was often difficult and costly, in time and lives.