Added new page Signed-off-by: Anthony Leong <[email protected]>

Author: ajleong623

_search-plugins/search-relevance/using-search-relevance-workbench.md

@@ -15,7 +15,7 @@ The Search Relevance Workbench consists of a frontend and a backend component.
 [The frontend component](https://github.com/opensearch-project/dashboards-search-relevance) is implemented as a plugin for OpenSearch Dashboards. 
 [The backend component](https://github.com/o19s/search-relevance/) is an OpenSearch plugin.
 
-A feature of the Search Relevance Workbench is that users can perform experiments to quantify the quality of the search given the configuration. To configure the workbench, the users can choose or create a query set and a list of 2 search configurations to compare side-by-side. What happens is that all the queries in the query set are run under the search configurations, and after the search metrics are ready, users can look into the particular queries and compare the metrics.
+A feature of the Search Relevance Workbench is that users can perform experiments to quantify the quality of the search given the configuration. To configure the workbench, the users can choose or create a query set and a list of 2 search configurations to compare side-by-side. What happens is that all of the queries in the query set are run under the search configurations, and after the search metrics are ready, users can look into the particular queries and compare the metrics.
 
 ## Creating a Query Set