The phrase "a range of difficult" is not correct in English as it is incomplete and lacks a noun to follow "difficult." It could be used in a context where you are describing a variety of difficult tasks or challenges, but it needs to be completed for clarity.
Example: "The project presented a range of difficult challenges that the team had to overcome."
Alternatives: "a variety of challenging" or "a spectrum of tough".
"Instead, progress will come only through persistent and careful efforts to address a range of difficult and interdependent issues".
"We have not taken a final decision to reduce this breadth of provision but we are considering a range of difficult options as the school is facing financial pressure next year because of increased costs and reduced funding imposed by government," said their statement.
Park Geun-hye has no time to revel in her hard-won victory, facing a range of difficult tasks.
"What we're showing is that, as four authorities, we're working in partnership on a range of difficult projects to boost the economy and infrastructure," he said.
A spokesperson for Number 10 said: "On Northern Ireland, the prime minister and president acknowledged Richard Haass' very considerable efforts over recent months to encourage all sides in Northern Ireland to reach agreement on a range of difficult issues.
"The recent introduction of targeted tax allowances to promote the development of a range of difficult projects, coupled with the government's ground-breaking commitment to provide certainty on decommissioning tax relief, has prompted global companies and independent businesses alike to take another look at the UK as an investment destination," Mr Webb said.
The research covers the machining of a range of difficult-to-machine metallic and non-metallic materials used in the tool and die making industry.
Only "a couple of drops" remained, he said, making a range of tests difficult, if not impossible.
Even with all of the credentialed advice and candlelit ambience, I still found shower sex tricky success largely still resting upon our ability to pull off a range of notoriously difficult standing positions in a cramped and slippery space.
As such, a nanodiamond drug-delivery platform is a promising nanomedical approach to treating a broad range of difficult cancers, particularly those driven by chemoresistant cancer stem cells.
During the negotiation process, some local, national, sub-regional and global issues were diluted, or perhaps even avoided in the negotiation process, with a view to finding acceptable global compromises, and ultimately consensus, on a wide range of difficult and controversial issues.
