| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] [v-ing] when [pers pn] [vb past] | 94 |
|
| 2 | [v-ing] when [pers pn] [vb past] it | 10 |
|
| 3 | [was/were] [v-ing] [pers pn] [vb past] it | 6 |
|
