*BAR
BA*BER
BA*EER
B*ERR
BA*ERR
B*BRR
B*BBR
BA*BBR
BA*BRR
B*RRR
BA*RRR
BB*BRR
BB*BBR
BB*BER
BB*ERR
BB*EER
B*EER
BR*EER
B*RBR
BA*RBR
BB*RBR
BR*RRR
BR*BER
BR*ERR