dere ⇌ sī / [-spread -labdent]*[-spread -nas][a-e-i-m-n-o-r-u-y-ā-ē-ī-ō-ū]_

http://lila-erc.eu/data/lexicalResources/prinparlat/id/pattern_24 <http://lila-erc.eu/ontologies/prinparlat/Pattern>

dere ⇌ sī / [-spread -labdent]*[-spread -nas][a-e-i-m-n-o-r-u-y-ā-ē-ī-ō-ū]_ 
dere ⇌ sī / [-spread -labdent]*[-spread -nas][a-e-i-m-n-o-r-u-y-ā-ē-ī-ō-ū]_ 

data from the linked data cloud