Chronic strains or ongoing difficulties center around "financial concerns... caring for a disabled child or frail parent, and troubled relationships with coworkers" (Thoits).
Some difficulties were centered around Prussian demands for the cession of Gdańsk and Toruń, and tariffs, but a threat of a Polish-Austrian alliance, recently brought forward by Austria, caused Prussia to withdraw most of the demands the Polish side was finding difficult to accept.
Gorton had been causing disturbances for several years, and had already been evicted from several places for creating difficulties which centered around his religious beliefs, insubordination towards the magistrates, refusal to pay taxes, and his dealings with and treatment of the Indians.
The (interacting) variables cognitive pre-test score and item difficulty were centered when testing the explanatory item response models to ease the interpretation of effects.
I expected a lot of difficulties before moving to Asia but one thing that never occurred to me was that those difficulties would center around my hair.
A lot of the difficulty centers on your view of reality, and I'd like to see if there is a vision that unites all versions of reality, East and West, Muslim, Jewish, and Christian, political and psychological.
Difficulties in capturing interior layers centered at node points are observed.
Prior reflection on difficulties in achieving consensus have centered on inadequate negotiating power held by community stakeholders [ 65].
Some early discussion centered on the difficulties of making decisions in community services without acute services being represented at the table.
Most of the discussion centered on the difficulties in use of phylogenetic methods for the analysis of ncRNAs: phylogenetic models used for protein coding genes usually assume that sites evolve independently, but ncRNAs often violate this assumption, owing to the importance of secondary structure conservation.
