Display Screen or Portion Thereof with Graphical User Interface

1. Display screen or portion thereof with graphical user interface

2. Display screen or portion thereof with graphical user interface

1 :Front

2 :Front

Fig. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design according to a first embodiment. Fig. 2 is a front view of a display screen or portion thereof with graphical user interface showing our new design according to a second embodiment. The outer perimeter shown in a pair of broken lines in the drawings illustrates a display screen or portion thereof and forms no part of the claimed design; the remaining broken lines in the drawings illustrate portions of the graphical user interface that form no part of the claimed design; the dot-dash broken lines define boundaries of the claimed design and form no part thereof.