Display Screen or Portion Thereof with Graphical User Interface

FIG. 1 is a front view of a display screen or portion thereof with graphical user interface according to a first embodiment of the claimed design.

FIG. 2 is a front view of a display screen or portion thereof with graphical user interface according to a second embodiment of the claimed design; and,

FIG. 3 is a front view of a display screen or portion thereof with graphical user interface according to a third embodiment of the claimed design.

The dash-dash broken lines in the drawings showing the graphical user interface illustrate portions of the display screen or portion thereof with graphical user interface that form no part of the claimed design.

The dash-dot-dash broken lines in the drawings showing the display screen or portion thereof illustrate portions of the display screen or portion thereof with graphical user interface that form no part of the claimed design.

The stipple shading in the drawings represents contrast in appearance, although no particular colors are claimed and any pattern formed by the stipple shading forms no part of the claimed design.