| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been | 213469 |
|
| 2 | [vb base] [be] | 54197 |
|
| 3 | [vb base] be | 54171 |
|
| 4 | [vb base] [been] | 45729 |
|
