| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | he did n't [verb] back | 31 |
|
| 2 | he did n't [vb infin] back | 31 |
|
| 3 | he did n't come back | 13 |
|
| 4 | he did n't come back | 13 |
|
