There are several ISU librarians who are becoming experts with using Scopus. They are willing to sit down with you one-on-one and assist you in constructing more in-depth searches.
Jesse Garrison (Scopus, Endnote & EndNote Web)
Megan O'Donnell (Scopus, Altmetrics, Data Management, .....)
Lorrie Pellack (Scopus, Creating Citation Reports and Cited Reference Searching)
For help with specific subject areas consult:
List of Science & Technology librarians
List of Social Sciences & Humanities Librarians