| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [been] a | 3898 |
|
| 2 | [vb -s] [to-vb] a | 2591 |
|
| 3 | [vb -s] [been] [to-vb] | 565 |
|
| 4 | [been] [to-vb] a | 85 |
|
