Perhaps you should try some spelling variations:
entr » entre, entry, entro
entra » entrea, entrya, entroa, entre, entry, intra
entropie » entreopie, entryopie, entroopie, entropy
entreoe » entreeoe, entryeoe, entroeoe, entree, entremes, entrepot
entryoe » entreyoe, entryyoe, entroyoe

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 entra) OR ((entropie OR entreoe) OR entryoe))('act" or 'acute").
• Removing quotes may allow a broader search: ((entr or entra) or ((entropie or entreoe) or entryoe))('act or 'acute ).
• Adding a wildcard symbol may retrieve word variants: "((entr or entra) or ((entropie or entreoe) or entryoe))('act" or 'acute")*.