Perhaps you should try some spelling variations:
polyen » polyene, polyenes, polyyen, poolyen, poleyen
polyp » polya, polyyp, poolyp, poleyp
pol » poly, pool, pole
polyole » polyyole, poolyole, poleyole, polyols, polyol
poleylen » polyeylen, pooleylen, poleeylen, polecen, polelle
woolle » woollen, woolley, woollet
poolya » pooya, pooly, poorya

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((polyen OR polyp) OR (pol OR woolle)) OR ((polyole OR poleylen) OR post)) OR poolya).
• Adding a wildcard symbol may retrieve word variants: ((((polyen or polyp) or (pol or woolle)) or ((polyole or poleylen) or post)) or poolya)*.