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 a first image of the claimed design;

FIG. 2 is a second image thereof;

FIG. 3 is a third image thereof; and,

FIG. 4 is a fourth image thereof.

The outermost dashed broken lines in FIGS. 1 - 4 show a display screen or portion thereof, and form no part of the claimed design. The other dashed broken lines in FIGS. 1 - 4 show text, graphics, and other elements of the graphical user interface that form no part of the claimed design. The appearance of the transitional image sequentially transitions between the images shown in FIGS. 1 - 4 . The process or period in which one image transitions to another image forms no part of the claimed design.