If you enter more than one search word, all words are linked with "OR".
The results that contain all the words searched for are given the highest score and are displayed at the top of the results list.
If you place a "+" in front of a word, the result must contain this word (conjunction).
If you place a "-" in front of a word, the result must not contain this word (disjunction).
Enter individual, exact words or phrases in inverted commas (e.g. "Missa brevis") to avoid irrelevant results.