code: public static CommerceCountry removeByG_Tw(long groupId,
  		String twoLettersISOCode)
  		throws com.liferay.commerce.exception.NoSuchCountryException {
  		return getPersistence().removeByG_Tw(groupId, twoLettersISOCode);
  	}
docs: Removes the commerce country where groupId = &#63; and twoLettersISOCode = &#63; from the database.
  
  @param groupId the group ID
  @param twoLettersISOCode the two letters iso code
  @return the commerce country that was removed