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 second embodiment thereof;

FIG. 3 is a third embodiment thereof;

FIG. 4 is a front view of the design shown in FIG. 2 but illustrated in a different broken line environment; and,

FIG. 5 is a front view of the design shown in FIG. 3 but illustrated in a different broken line environment.

The outermost broken lines show a portion of a display screen or panel and 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.