Apply suggestions from code review

Co-authored-by: Reneta Popova <[email protected]>

Author: lidiazuin

modules/ROOT/pages/index.adoc

@@ -1,5 +1,5 @@
 [[operations-manual]]
-= Neo4j operations
+= Neo4j Operations
 :page-layout: docs-ndl
 :page-theme: docs
 :page-role: hub
@@ -23,7 +23,7 @@ For information on upgrading and migrating Neo4j, see the link:https://neo4j.com
 For link:https://neo4j.com/aura/[Aura], the Neo4j fully managed cloud service, see the link:https://neo4j.com/docs/aura[Neo4j Aura] documentation. 
 The latest version of Neo4j is *{neo4j-version-exact}*.
 
-=== Tutorials and how-to guides
+=== How-tos and tutorials
 
 [.icon]
 image:icon-library.svg[]
@@ -43,7 +43,7 @@ image:icon-library.svg[]
 * xref:kubernetes/quickstart-cluster/index.adoc[Deploy a cluster using Helm charts]
 * xref:kubernetes/quickstart-analytics-cluster.adoc[Deploy a Neo4j cluster using Helm charts]
 
-=== Reference
+=== References
 
 [.icon]
 image:icon-cheatsheet.svg[]
@@ -59,7 +59,7 @@ image:icon-cheatsheet.svg[]
 * xref:/tools/neo4j-admin/index.adoc[Neo4j Admin and Neo4j CLI]
 * xref:changes-deprecations-removals.adoc[Changes, deprecations, and removals]
 
-=== Cypher admin commands
+=== Cypher administration commands
 
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 image:icon-developer.svg[]
@@ -80,7 +80,7 @@ image:icon-developer.svg[]
 [.widget.lists]
 == Tailored for you
 
-=== Neo4j Admin dbms commands
+=== DBMS commands
 
 [.icon]
 image:icon-admin.svg[]
@@ -90,7 +90,7 @@ image:icon-admin.svg[]
 * `neo4j-admin dbms set-default-admin`
 * `neo4j-admin dbms unbind-system-db`
 
-=== Neo4j Admin server commands
+=== Server commands
 
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 image:icon-server.svg[]
@@ -110,7 +110,7 @@ image:icon-server.svg[]
 * xref:/tools/neo4j-admin/validate-config.adoc[`neo4j-admin server validate-config`]
 * `neo4j-admin server windows-service`
 
-=== Neo4j Admin database commands
+=== Database commands
 
 [.icon]
 image:icon-dbsettings.svg[]
@@ -123,7 +123,7 @@ image:icon-dbsettings.svg[]
 * xref:tools/neo4j-admin/migrate-database.adoc[`neo4j-admin database migrate`]
 * xref:backup-restore/copy-database.adoc[`neo4j-admin database copy`]
 
-=== Neo4j Admin database backup commands
+=== Database backup commands
 
 [.icon]
 image:icon-import.svg[]