{HEAD ~ The components} of {TAIL ~ the blends} have improved compatibility, resulting in more homogeneous blends 
{ HEAD ~ The components } of { TAIL ~ the blends } have improved compatibility , resulting in more homogeneous blends
HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH