Did you mean:
classificationCode:(bk\:54* OR ddc\:400*) firstHoldingDate:[NOW/DAY-month TO NOW/DAY]
•
classificationCode:(bk\:54* OR ddc\:400*) firstHoldingDate:[NOW/DAY-1month TO NOW/DAY]
•
classificationCode:(bk\:54* OR ddc\:400*) firstHoldingDate:[NOW/DAY-3months TO NOW/DAY]
•
classificationCode:(bk\:54* OR ddc\:400*) firstHoldingDate:[NOW/DAY-6month TO NOW/DAY]
Your search for classificationCode:(bk\:54* OR ddc\:400*) firstHoldingDate:[NOW/DAY-3MONTH TO NOW/DAY] resulted in 0 hits.