Student drinking would be other possible words to use for this topic. If the subject you enter matches more than one subject catagory, you'll get a list of subjects containing the words you specified. Choose the category you want. If it matches just one category, you'll get a list of articles that are indexed in that category. Later doing another search in the Key words section using synonyms for the terminology in your first search should turn up additional citations.
Many indexes have very different commands for searching.
Always ask a librarian if you need assistance.