=== "1"
```python
text = "D'importants déficits cognitifs"
doc = nlp(text)
spans = doc.spans["dementia"]

spans
# Out: [déficits cognitifs]
```

=== "2"
```python
text = "Patient atteint de démence"
doc = nlp(text)
spans = doc.spans["dementia"]

spans
# Out: [démence]
```

=== "3"
```python
text = "On retrouve des anti-SLA"
doc = nlp(text)
spans = doc.spans["dementia"]

spans
# Out: []
```

=== "4"
```python
text = "Une maladie de Charcot"
doc = nlp(text)
spans = doc.spans["dementia"]

spans
# Out: [maladie de Charcot]
```