Display screen or portion thereof with graphical user interface

FIG. 1 is a front view of a first embodiment of a display screen or portion thereof with graphical user interface showing the claimed design;

FIG. 2 is a front view of a second embodiment of a display device with graphical user interface showing the claimed design;

FIG. 3 is a front view of the second embodiment thereof, shown in alternate environment;

FIG. 4 is a back view of FIG. 2 ;

FIG. 5 is a left view of FIG. 2 ;

FIG. 6 is a right view of FIG. 2 ;

FIG. 7 is a top view of FIG. 2 ; and,

FIG. 8 is a bottom view of FIG. 2 .

The broken lines in the figures showing the display screen or portion thereof are for the purpose of illustrating environment, and form no part of the claimed design.