The ornamental design for a displayscreen or portion thereof with graphical user interface, as shown and described.
The file of this patent contains at least one drawing/photograph executed in color. Copies of this patent with color drawing(s)/photograph(s) will be provided by the Office upon request and payment of the necessary fee.
The FIGURE is a front view of a display screen or portion thereof with graphical user interface showing our new design.
The outermost broken lines illustrate a display screen or portion thereof and form no part of the claimed design. The dot-dash broken lines in the graphical user interface represent the bounds of the claimed design and form no part of the claimed design. The low contrast portion inside the area surrounded by the dot-dash broken lines forms no part of the claimed design.