Perhaps you should try some spelling variations:
entr » entry, entra, entro
entre » entrye, entrae, entroe, entry
entroe » entryoe, entraoe, entrooe, entrou, entropie
entroepre » entryoepre, entraoepre, entrooepre, entroupre, entropiepre, entrepre, entropie, entrepren
entrepr » entryepr, entraepr, entroepr, entrypr, entrepre, entrer, entrepris
entropy » entryopy, entraopy, entroopy

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: ((entr OR (entre OR entroe)) OR ((entroepre OR entrepr) OR entropy))('act OR 'acts)*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((entr or (entre OR entroe)) or ((entroepre or entrepr) or entropy))('act or 'acts)*".