title: Convert this sql command to c# linq
body: <p>I am trying to convert this tSql command to linq query.<br>
  I want to group this columns.<br>
  Can you help me?</p>
  
  <pre><code>select  vUnit.FK_Unit_ID , Unit.unitNumber, unit.unitTitle , title.featureTitleName
  from unit.UnitFeatureValue vUnit
  inner join unit.Unit on vUnit.FK_Unit_ID = Unit.ID
  inner join unit.FeatureTitle title on vUnit.FK_FeatureTitle_ID = title.ID
  where vUnit.FK_Unit_ID = 15 and title.canMoreSelect = 1
  group by vUnit.FK_Unit_ID ,unit.unitNumber, unit.unitTitle , title.featureTitleName
  </code></pre>