What happens when you combine items
                                                
Any item that does not match appears as a separate line and restarts the combining process.
| All items | Combined items | 
|---|---|
| 
                                                         3500 psi concrete ($40/cuyd) 10 cy 3500 psi concrete ($40/cuyd) 2 cy  | 
                                                    
                                                         3500 psi concrete ($40/cuyd) 12 cy  | 
                                                
| 
                                                         3500 psi concrete ($43/cuyd) 5 cy  | 
                                                    
                                                         3500 psi concrete ($43/cuyd) 5 cy  | 
                                                
| 
                                                         3500 psi concrete ($40/cuyd) 3 cy 3500 psi concrete ($40/cuyd) 5 cy  | 
                                                    
                                                         3500 psi concrete ($40/cuyd) 8 cy  |