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 a front view of a second embodiment of a display screen or portion thereof with graphical user interface showing the new design; and,

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

The outermost broken lines illustrate a display screen or portion thereof and form no part of the claimed design. The dash-dot-dash broken lines illustrate bounds of the claimed design. The ghosted regions illustrate features of a display screen or portion thereof with graphical user interface that form no part of the claimed design.

The remaining broken lines illustrate portions of the graphical user interface that form no part of the claimed design.