The ornamental design for a displayscreen or portion thereof with graphical user interface, as shown and described.
FIG. 1 is a front view of a display screen or portion thereof with graphical user interface;
FIG. 2 is a front view of a display screen or portion thereof with graphical user interface after a first transition;
FIG. 3 is a front view of a display screen or portion thereof with graphical user interface after a second transition;
FIG. 4 is a front view of a display screen or portion thereof with graphical user interface after a third transition;
FIG. 5 is a front view of a display screen or portion thereof with graphical user interface after a fourth transition; and,
FIG. 6 is a front view of a display screen or portion thereof with graphical user interface after a fifth transition.
The appearance of the transitional image sequentially transitions between the images shown in FIGS. 1-6. The process or period in which one image transitions to another forms no part of the claimed design.
The dotted broken line in FIGS. 1-6 and even dashed broken line in FIGS. 3-6 showing line graph elements are part of the claimed appearance of the graphical user interface, and form part of the claimed design. The broken line showing of a display screen and small circle indicator are included for illustrating portions of the article and form no part of the claimed design.