Display Screen or Portion Thereof with Graphical User Interface

A portion of the disclosure of this patent document contains material to which a claim for copyright is made. The copyright owner has no objection to the facsimile reproduction by anyone of the patent document or the patent disclosure, as it appears in the Patent and Trademark Office patent file or records, but reserves all other copyrights whatsoever. FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing a first image in a sequence of the claimed design; FIG. 2 is a second image thereof; and, FIG. 3 is a third image thereof. In the drawings, the outermost broken lines illustrate a display screen or portion thereof and form no part of the claimed design. The remaining broken lines, illustrating portions of a graphical user interface, form no part of the currently claimed design. The appearance of the graphical user interface sequentially transitions between the images shown in FIGS. 1 - 3 . The process or period in which one image transitions to another image forms no part of the claimed design.