The right angle and back scattering geometries in the polarized configurations of Raman active modes of Bi₂O₂Se and Bi₂O₂Te. The modes that can be observed in the configuration are indicated by the mark ✓.

Configurations	A1g	B1g	Eg
X(YY)Z	✓	✓
Z(XX)Y	✓	✓
X(ZZ)Y	✓
X(YZ)Y			✓
Z(XZ)X			✓
−Z(XX)Z	✓	✓
−Y(XX)Y	✓	✓
−X(ZZ)X	✓
−X(YZ)X			✓