In most cases, searching the phrase "Catholic Social Teaching" will result in a great number of results. Catholic Social Justice or Catholic Social Thought are other possible phrases.
Here are some other terms that you may use to narrow your search, depending upon the specific subject of your research:
poverty common good
"preferential option for the poor" solidarity
human dignity justice
euthanasia third world
capital punishment hunger
Ask Here PA is a 24/7 chat reference service for Pennsylvania residents. You will be connected to a librarian who can help you with many of your research questions, but remember that he or she does NOT work at Seton Hill and therefore will not have access to our databases or information about your Seton Hill library account.