(n) problem
question
(P)
(n) the matter in question
the said problem
(n) nuclear issue
nuclear problem
(n) many problems
various problems
(n) difficult problem or question
(n) different thing
another question
different case
(P)
(n,vs) make an issue or problem of something
something becoming a problem or issue
(n) unthinkable
out of the question
(n) group of problems
set of issues
(n) controversial or problem play
(n,vs) viewed as a problem
(n) problem child
(n) question collection
problem collection
workbook
(n) the point at issue
(P)
(n) no problem
(n) practice problem
practise problem
(n) application problem
exercises
(n) diplomatic issue
(n) environmental problem (issue)
(n) money matter
question of money
money trouble
(n) contract dispute
(n) economic problem
(n) numerical calculation
(n) health problem
health issue
(n) problem for a prize contest
(n) (comp) check problem
(n) traffic problem
(n) pollution problem or issue
(n) international problem
(n) problems pertaining to a nation's script