| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [been] [vb pp] in | 2059 |
|
| 2 | [Wh det] [vb base] [been] [vb pp] | 1088 |
|
| 3 | [Wh det] [vb base] [vb pp] in | 103 |
|
| 4 | [Wh det] [vb base] [been] in | 13 |
|
