Display screen or portion thereof with graphical user interface

The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Office upon request and payment of the necessary fee.

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

FIG. 2 is a second embodiment thereof;

FIG. 3 is a third embodiment thereof;

FIG. 4 is a fourth embodiment thereof;

FIG. 5 is a fifth embodiment thereof;

FIG. 6 is a sixth embodiment thereof;

FIG. 7 is a seventh embodiment thereof; and,

FIG. 8 is an eighth embodiment thereof.

The dashed broken lines in the figures show a display screen or portion thereof, and form no part of the claimed design. The dot-dash broken lines and the areas within the dot-dash broken lines shown in white overlay show portions of the graphical user interface that form no part of the claimed design.