Found 12 retailers starting with "0"
4% Cashback 
5% Cashback 
Up to 6% Cashback 
Various Cashback 
1.5% Cashback 
3.75% Cashback 
Up to £35 Cashback 
1% Cashback 
2% Cashback 
3.35% Cashback 
5% Cashback 
Up to 10% Cashback