"firmly hope" is correct and usable in written English.
You can use it when you want to express a strong expectation for the fulfillment of something. For example, "We firmly hope that all the necessary arrangements for the conference will be in place by next week."
"I firmly hope that clemency will be granted to the medical staff," she said.
I firmly hope that soliciting donations from after-tax income would have a limited impact on the philanthropic ideals that make America unique.
"Iran seeks a deal that would lift the tough sanctions that you worked so hard to put in place and leave it as a threshold nuclear power, and I firmly hope that under your leadership that would not happen," he said.
"I firmly hope that we can bring this incident to a conculsion peacefully and calmly". But the gunmen pushed the dead body out of the front door shortly before 7 p.m. Police officers, guarded by sharpshooters, edge forward with a stretcher and carried the body away.
The Greek government firmly hopes that it will be told when its aid tranche, worth up to €44bn, will be paid -- but doesn't expect the money until early December (see 12pm).
Stand tall, speak firmly, and hope no one notices your shirt's on backwards.
"I hope firmly that Babar will be able to come back to Britain soon and actually show that he is not a terrorist, or if he ever was that he no longer is a terrorist and has renounced any such views.
Action on climate has been firmly reframed, we hope, as a moral imperative.
It is firmly my hope, as it was expressed by Justice O'Connor in her decision involving the University of Michigan Law School admissions criteria, that in twenty-five yearaceace in our society won't be needed to be considered in any situation.
He cited the countries' "cordial and friendly" relations, adding, "I firmly believe and confidently hope" they will grow stronger.
"Evidence suggests that there is a lost generation of readers among today's adults, but we truly hope and firmly believe that, through giving children and young people greater access to books, World Book Day is ensuring that the next generation carry a love of reading with them on into adulthood," she added.
