Display Screen or Portion Thereof with Graphical User Interface

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

FIG. 2 is an enlarged partial view thereof;

FIG. 3 is a front view of a second embodiment of a display screen or portion thereof with graphical user interface showing the new design;

FIG. 4 is an enlarged partial view thereof;

FIG. 5 is a front view of a third embodiment of a display screen or portion thereof with graphical user interface showing the new design;

FIG. 6 is an enlarged partial view thereof;

FIG. 7 is a front view of a fourth embodiment of a display screen or portion thereof with graphical user interface showing the new design;

FIG. 8 is a front view of a fifth embodiment of a display screen or portion thereof with graphical user interface showing the new design; and,

FIG. 9 is a front view of a sixth embodiment of a display screen or portion thereof with graphical user interface showing the new design.

The outermost evenly spaced broken lines in the drawings show the electronic device, which is the environment of the design and forms no part of the claimed design. The dot-dash broken lines in the drawings show a display screen or portion thereof and form no part of the claimed design. The remaining broken lines in the drawings show portions of the graphical user interface and form no part of the claimed design.