diff --git a/share/search/index_strategy/trovesearch_denorm.py b/share/search/index_strategy/trovesearch_denorm.py
index 1d13bc33e..a65eb776f 100644
--- a/share/search/index_strategy/trovesearch_denorm.py
+++ b/share/search/index_strategy/trovesearch_denorm.py
@@ -654,7 +654,16 @@ def iri_boolparts(self) -> Iterator[tuple[str, dict]]:
     def text_boolparts(self) -> Iterator[tuple[str, dict]]:
         # text-based queries
         for _text in self.searchtext:
-            yield 'must', self._exact_text_query(_text)
+            yield (
+                'must',
+                {
+                    "simple_query_string": {
+                        "query": _text.text,
+                        "fields": [self._text_field_name(_path) for _path in _text.propertypath_set],
+                        "default_operator": "AND"
+                    }
+                }
+            )
 
     def _presence_query(self, search_filter) -> dict:
         return _any_query([
@@ -711,13 +720,6 @@ def _text_field_name(self, propertypath: Propertypath):
             else f'{self.base_field}.text_by_propertypath.{_path_field_name(propertypath)}'
         )
 
-    def _exact_text_query(self, textsegment: SearchText) -> dict:
-        # TODO: textsegment.is_openended (prefix query)
-        return _any_query([
-            {'match_phrase': {self._text_field_name(_path): {'query': textsegment.text}}}
-            for _path in textsegment.propertypath_set
-        ])
-
 
 @dataclasses.dataclass
 class _CardsearchQueryBuilder: