Update load-balancer-troubleshoot.md

Pencil-edit in line 26, 'thourgh' to 'through' as reported in the Acrolinx Scorecard.

Author: PMEds28

articles/load-balancer/load-balancer-troubleshoot.md

@@ -23,7 +23,7 @@ This page provides troubleshooting information for common Azure Load Balancer qu
 - VMs behind the Load Balancer are not responding to health probes 
 - VMs behind the Load Balancer are not responding to the traffic on the configured port
 
-When the external clients to the backend VMs thourgh the load balancer, the IP address of the clients will be used for the communication. Make sure the IP address of the clients are added into the NSG allow list. 
+When the external clients to the backend VMs go through the load balancer, the IP address of the clients will be used for the communication. Make sure the IP address of the clients are added into the NSG allow list. 
 
 ## Symptom: VMs behind the Load Balancer are not responding to health probes
 For the backend servers to participate in the load balancer set, they must pass the probe check. For more information about health probes, see [Understanding Load Balancer Probes](load-balancer-custom-probe-overview.md).