The ornamental design for display screen or portion thereof with graphical user interface, substantially as shown and described.
The file of this patent contains at least one drawing executed in color. Copies of this patent with color drawings will be provided by the Office upon request and payment of the necessary fee.
The FIGURE shows a front view of a display screen or portion thereof with graphical user interface of our design.
The broken line showing of a display screen or portion thereof with graphical user interface is included for the purpose of illustrating portions of the article and forms no part of the claimed design.