Input interpretation
![krypton | alternate names | excluding krypton | helium | alternate names | excluding helium](../image_source/925be65780a5a3fe42629eba542d8b85.png)
krypton | alternate names | excluding krypton | helium | alternate names | excluding helium
Results
![krypton | alternate names | excluding krypton | {} helium | alternate names | excluding helium | {}](../image_source/1a504b692634bba5020fda333df5c255.png)
krypton | alternate names | excluding krypton | {} helium | alternate names | excluding helium | {}