| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh pn] [vb base] [vb pp] [noun pl] in | 15 |
|
| 2 | who [vb base] [vb pp] [noun pl] in | 15 |
|
| 3 | [Wh pn] have [vb pp] [noun pl] in | 14 |
|
