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 line dot line showing of a display screen or portion thereof, forms no part of the claimed design. The text and other elements shown in dotted or dashed line form no part of the claimed design. All other text, numerals and other elements, excluding those shown in dotted or dashed line, are part of the claimed design.