| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] a | 30301 |
|
| 2 | [verb] [been] a | 10333 |
|
| 3 | [verb] [been] [to-vb] | 1120 |
|
| 4 | [been] [to-vb] a | 85 |
|
