| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [n mass] [vb base] been [vb pp] | 521 |
|
| 2 | [vb base] been [vb pp] [noun] | 261 |
|
| 3 | [n mass] [vb base] [vb pp] [noun] | 143 |
|
