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 thereof shown at a reduced scale, in which an oven in broken lines is provided to illustrate an example environment; and,

FIG. 3 is an enlarged view of the encircled portion in FIG. 2 .

The broken lines in the figures show portions of the display screen or portion thereof with graphical user interface and text which form no part of the claimed design.

The broken line showing of the oven in FIG. 2 is illustrating environmental structure and forms no part of the claimed design.

The dot-dash lines show a display screen or portion thereof and define the boundary of the claimed design, forming no part thereof.

The dot-dot-dash lines encircling the display screen or portion thereof in FIGS. 2 and 3 form no part of the claimed design.