title: keyword "Content" coming instead of actual keyword in Google Adwords Api
body: <p>I am encountering issue in fetching the keywords report with google adwords api.
  Everything else is coming proper but for some keywords its giving "Content" as keword text.
  Please could any one suggest me what should I do to get actual keyword.</p>
  
  <p>I am using gem 'google-adwords-api'.</p>
  
  <p>Thanks in advance.</p>