{HEAD ~ The dissimilarity} can include, but is not limited to, {TAIL ~ direction} of rotation and size 
include
{ HEAD ~ The dissimilarity } can include , but is not limited to , { TAIL ~ direction } of rotation and size
HEAD HEAD HEAD HEAD HEAD HEAD OTH REL OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH