Perhaps you should try some spelling variations:
polemics » polemical, polyemics, poleemics, pollemics
pol » poly, pole, poll
polstelle » polystelle, polestelle, pollstelle, polstellen, polstelien, polsterl
polystelle » polyystelle, poleystelle, pollystelle, polystable, polyserielle
polyylen » polyyylen, poleyylen, pollyylen, polyolen, polyblend, polyynes
pool » poor
pools » poors, tools

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: (((polemics OR ((pol OR pool) OR (polstelle OR polystelle))) OR (polyylen OR post)) OR pools).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((polemics or ((pol or pool) or (polstelle OR polystelle))) or (polyylen or post)) or pools)".
• Adding a wildcard symbol may retrieve word variants: (((polemics or ((pol or pool) or (polstelle OR polystelle))) or (polyylen or post)) or pools)*.