You have to include more details -- your immigration status ( citizen/resident/? ) and that of your wife; are you filing joint; is her employer a local foreign entity or ?; which country; are you still there or have you returned to USA, was she with you the whole time or only part of the time; was this your first year in a foreign country etc. The more details you provide ( NO Personally Identifiable Information, please ) the more focused the answer can be
