| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] been on | 9 |
|
| 2 | when [pers pn] [verb] been on | 9 |
|
| 3 | when [pron] have been on | 9 |
|
| 4 | when [pron] [vb base] been on | 5 |
|
