| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be on [art] substitute ['s] | 6 |
|
| 2 | [be] on [art] substitutes ['s] | 6 |
|
| 3 | [be] on the substitute ['s] | 6 |
|
| 4 | [be] on [art] substitute ' | 6 |
|
