Display Screen or Portion Thereof with Graphical User Interface

The FIGURE is a front view of a display screen or portion thereof with graphical user interface showing our new design.

The dot-dash broken lines illustrate a display screen or portion thereof. The pair of wavy broken lines passing through the graphical user interface illustrate symbolic breaks in the article. The remaining broken lines illustrate portions of the graphical user interface. None of the broken lines forms part of the claimed design. The appearance of any portion of the article between the wavy break lines forms no part of the claimed design.