But even on projects agreed to by both sides, the details have often hindered progress.
It simply says that clean-ups are often hindered by "access difficulties".
More than 1,000 protesters marched here to complain that despite their oratory, the I.M.F. and the World Bank leaders often hindered development for the poor.
"In many situations, our schools are perpetuating poverty and are perpetuating social failure," he said, adding that the federal education bureaucracy had often hindered past efforts.
Censorship has been imposed in times of crisis, however, and intimidation and threats of physical harm have often hindered the free expression of thought.
Inadequate reporting often hindered our assessment of the articles.
In tropical forests, access and visibility is often hindered by dense undergrowth.
Yet, the application of this technique is often hindered by the crystallization liability of the drug.
The clinical use of liposomal drug delivery vehicles is often hindered by insufficient drug release.
The lack of meaningful exits has plagued emerging markets and often hindered the development of robust tech ecosystems.
Amputee employees were less often hindered by the failures of others and by fluctuations in temperature.
