| India AND Israel |
Use AND between two or more terms to find materials with all the concepts. Searching for realism AND nuclear will only include books that talk about BOTH India and Israel. |
| realism OR neorealism |
Use OR between similar concepts. Searching for realism OR neorealism will find books that refer to either term. |
| "Responsibility to Protect" |
Use quotation marks ( " " ) around exact phrases to find the words in that specific order. |