英和和英

a vexing problem

a mystifying problem

a baffling problem

to go to work on a problem―proceed to a question

an issue that becomes a problem

to raise a question―give rise to a controversy

We have solved the problem.

remedy a problem

an unsettled issue

to pose a question

a question arose

to solve a problem―settle a question

pose a problem

to raise a question

an intractable problem

an elusive problem

a shogi problem

a trivial problem

a trivial problem

a problem

get the problem out of the way

a weighty problem

an involved problem

to digress from the subject―wander from the subject―wander from the point

the problems involved

a trifling matter

a worrying problem

a stiff problem

view a problem

to decide a question―settle a question―dispose of a question