diff --git a/apps/server-asset-sg/src/app/search/asset-search-service.ts b/apps/server-asset-sg/src/app/search/asset-search-service.ts
index 652438be..88d9cd90 100644
--- a/apps/server-asset-sg/src/app/search/asset-search-service.ts
+++ b/apps/server-asset-sg/src/app/search/asset-search-service.ts
@@ -133,16 +133,9 @@ export class AssetSearchService {
             query: {
                 bool: {
                     should: [
-                        {
-                            multi_match: {
-                                query,
-                                fields: scope,
-                                fuzziness: 'AUTO',
-                            },
-                        },
                         {
                             query_string: {
-                                query: `*${query}*`,
+                                query: normalizeFieldQuery(query),
                                 fields: scope,
                             },
                         },
@@ -337,3 +330,11 @@ export class AssetSearchService {
         }
     }
 }
+
+const normalizeFieldQuery = (query: string): string => (
+    query
+        .replace(/title(_*)public:/i, 'titlePublic:')
+        .replace(/title(_*)original:/i, 'titleOriginal:')
+        .replace(/contact(_*)ame:/i, 'contactNames:')
+        .replace(/sgs(_*)id:/i, 'sgsId:')
+);