Help : Operators
| Operator | Funktion |
| AND | Term A and term B in the same field (<ecumenism AND canon law>) |
| OR | Term A or term B in the same field (<parish OR community>) |
| NOT | Term A, but not term B in the same field (<parish NOT community>) |
| ADJ | Term A directly before term B in the same field (<local ADJ church>) |
| NEAR | Term A among 5 words next to term B in the same field (<constitution NEAR church>) |
| W// | Term A directly next to term B in the same field in any order (<remarried W// divorced>) |
| W//n | Term A n-words bevor or after term B in the same field (<constitution W//3 church>) |
In cases that operators are used in search, parantheses have probably to be set.
| Example: | <(theology of canon law AND Corecco) AND PJ1=1985:2002> |