Such decentralised violence carried out by militant groups in the name of the Kremlin may prove impossible to control.
Fifth, using the current treatment of the time (first-generation sulfonylureas, human ultratard insulin, or metformin), it proved impossible to maintain glucose control, which tended to deteriorate throughout the study.
He made one attempt to break through the blockade on 23 December, but it proved impossible to do as the Union controlled every channel from Savannah, aided by their occupation of Tybee Island at the mouth of the Savannah River.
However, it proved impossible to assemble a truly appropriate non-OR promoter control set.
Unfortunately, control diagnoses were not collected at the time of the study and proved impossible to obtain in retrospect, because of the limited period for which the hospital retains patient records.
Imputations proved impossible to outrun.
Nevertheless, the subject proved impossible to ignore.
The obstacles proved impossible to overcome.
This has proved impossible to cover up.
