Display Screen or Portion Thereof with Graphical User Interface

FIG. 1 is a front elevational view of a display screen or portion thereof with graphical user interface showing a first image of a sequence for our new design;

FIG. 2 is a second image thereof;

FIG. 3 is a third image thereof; and,

FIG. 4 is a fourth image thereof.

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