| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [to-vb] [art] | 13012 |
|
| 2 | [vb base] been [art] | 1341 |
|
| 3 | [to-vb] been [art] | 822 |
|
| 4 | [vb base] [to-vb] been | 569 |
|
