Display Screen or Portion Thereof with Graphical User Interface

FIG. 1 is a front view of a first image of a first embodiment of a display screen or portion thereof with graphical user interface;

FIG. 2 is a front view of a second image of the first embodiment;

FIG. 3 is a front view of a first image of a second embodiment of a display screen or portion thereof with graphical user interface; and,

FIG. 4 is a front view of a second image of the second embodiment.

The broken lines shown in the drawings depict portions of the display screen or portion thereof with graphical user interface that form no part of the claimed design. The appearance of the image transitions sequentially between the images shown in FIGS. 1 - 2 for the first embodiment and between the images shown in FIGS. 3 - 4 for the second embodiment. The process or period in which an image transitions to another image forms no part of the claimed design.