| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] when [pers pn] [vb base] | 310 |
|
| 2 | [is] [pers pn] [vb base] [not/n't] | 163 |
|
| 3 | when [pers pn] [vb base] [not/n't] | 54 |
|
