Sentence examples for a difficult problem with from inspiring English sources

So it's time to reconsider whether the United States still faces a difficult problem with Mexican immigration.

"If China has a difficult problem with the international community, they give it to Wu Yi," said Robert Cassidy, a former deputy and China specialist at the office of the United States trade representative.

"We have a difficult problem with extremism in parts of our society.

Having stakeholders with diverse value systems come together to discuss the challenge may prove to be a more fruitful approach than applying the standard top-down approach; 3. Examining the patient's perspective: Disagreements between patients or their substitute decision makers and health care teams present a difficult problem with no perfect solution.

The same studies showed that when children were told something like how smart they were but later encountered a difficult problem with the possibility of failure they gave up.

If you want to solve a difficult problem, start with brainpower.

The choice of model complexity, or the number of populations required to explain structure in a data set, is a difficult problem associated with the inference of population structure.

Calibrating phylogenetic trees is a difficult problem for data with a patchy taxonomic sampling and markers with heterogeneous patterns of molecular evolution.

Rainwater management is an essential part of sustainable site of a green building, in which the complexity of meteorological conditions is a difficult problem to deal with.

However, action recognition still remains a difficult problem when dealing with unconstrained videos such as web videos, movie and TV shows, and surveillance videos.

However, in this approach, there is a difficult problem to cope with: multi-parallel and multistep reactions require the compartmentation of beads.