- Bengali language--Comparison--Congresses (2)
- Bengali literature--History and criticism--Congresses (2)
- Comparative linguistics--Congresses (2)
- Comparative literature--Congresses (2)
- Dravidian languages--Comparison--Congresses (2)
- Dravidian literature--History and criticism--Congresses (2)
- Sanskrit language--Comparison--Congresses (1)
- Sanskrit literature--History and criticism--Congresses (1)