Sentence examples for the problem are difficult from inspiring English sources
Precise estimates of the extent of the problem are difficult to make, given definitional, reporting and measurement inconsistencies.
The difficulties inherent in identifying cases of human trafficking mean that accurate data on the scale of the problem are difficult to obtain [ 43].
The problem is difficult enough already.
"You don't walk away when the problem is difficult".
The problem is difficult to contain, experts say.
Reaching anyone at Countrywide to help fix the problem was difficult, she recalled.
Even though the problem is difficult, once you see optimal route it seems so obvious!
Mr. Hutchinson said the problem was difficult to combat because of a gap in law enforcement.
The problem is difficult to study for a number of reasons.
The problem is difficult and has been approached by numerous research groups in the past.
Pat Maher, TII's director of network management, told the Oireachtas transport committee yesterday that the problem was difficult to manage.
