Restructure documentation

Change-Id: I2640e68972cb7c5ed67032a3b575a2aec056f592
diff --git a/man/KorAPQuery-class.Rd b/man/KorAPQuery-class.Rd
index 46eb322..b3a0edf 100644
--- a/man/KorAPQuery-class.Rd
+++ b/man/KorAPQuery-class.Rd
@@ -141,11 +141,14 @@
 tibble with query KorAP web request URL, all observed values and association scores
 }
 \description{
-\code{KorAPQuery} objects represent the current state of a query to a KorAP server.
-New \code{KorAPQuery} objects are typically created by the \code{\link{corpusQuery}} method.
+This class provides methods to perform different kinds of queries on the KorAP API server.
+\code{KorAPQuery} objects, which are typically created by the \code{\link{corpusQuery}} method,
+represent the current state of a query to a KorAP server.
 
 \bold{\code{fetchNext}} fetches the next bunch of results of a KorAP query.
 
+\bold{\code{fetchAll}} fetches allf results of a KorAP query.
+
 \bold{\code{frequencyQuery}} combines \code{\link{corpusQuery}}, \code{\link{corpusStats}} and
 \code{\link{ci}} to compute a table with the relative frequencies and
 confidence intervals of one ore multiple search terms across one or multiple