Fix typos in LUIS readme file (#15)

Author: kpajdzik

samples/language/luis/README.md

@@ -19,7 +19,7 @@ The first step is to get your Programmatic Key. Go to the home page, [www.luis.a
 
 ![Get the programmatic key](images/programmatic-key.png)
 
-Set the `LUIS_SUBSCRIPTION_KEY` environment variable to this programmtic key to continue.
+Set the `LUIS_SUBSCRIPTION_KEY` environment variable to this programmatic key to continue.
 
 ## Cognitive Services: LUIS Authoring Sample
 
@@ -63,15 +63,15 @@ You'll need these two values to configure the LuisDialog through the LuisModel a
 
 One of the key problems in human-computer interactions is the ability of the computer to understand what a person wants, and to find the pieces of information that are relevant to their intent. In the LUIS application, you will bundle together the intents and entities that are important to your task. Read more about [Planning an Application](https://docs.microsoft.com/en-us/azure/cognitive-services/luis/plan-your-app) in the [LUIS Docs](https://docs.microsoft.com/en-us/azure/cognitive-services/luis/).
 
-Once your model is set, you can invoke the LUIS Runtime API to analize user input and obtain its intent and possible entities.
+Once your model is set, you can invoke the LUIS Runtime API to analyze user input and obtain its intent and possible entities.
 
 From Python, use the [azure-cognitiveservices-language-luis](http://pypi.python.org/pypi/azure-cognitiveservices-language-luis) package.
 
 ````python
 from azure.cognitiveservices.language.luis.runtime import LUISRuntimeClient
 from msrest.authentication import CognitiveServicesCredentials
 
-// Create client with SuscriptionKey and Azure region
+// Create client with SubscriptionKey and Azure region
 client = LUISRuntimeClient(
     'https://westus.api.cognitive.microsoft.com',             # Change "westus" to your region if necessary
     CognitiveServicesCredentials("[LUIS_SUBSCRIPTION_KEY]"),  # Put your LUIS Subscription key