The Federal Rules of Civil Procedure are available online through Westlaw, LexisNexis, and HeinOnline. Both Westlaw and LexisNexis have useful commentary on the Rules. You can also find the Rules available for free online at the following websites:
These databases all contain case law. You can find decisions relevant to your topic within civil procedure by using relevant keywords to conduct both basic and advanced searches. For additional databases, consult the Law Library's A-Z Databases List.