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 showing our new design;

FIG. 2 is a front view of a second embodiment thereof; and,

FIG. 3 is a front view of a third embodiment thereof.

The outermost broken lines in the Figures show a display screen or portion thereof and form no part of the claimed design. Other broken lines show portions of the graphical user interface and form no part of the claimed design.

The text, number, symbol, and otherwise images shown in broken lines in the Figures are for illustrative purposes only and form no part of the claimed design.