| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [been] [verb] at | 502 |
|
| 2 | [vb base] [been] [verb] [det] | 487 |
|
| 3 | [been] [verb] at [det] | 224 |
|
| 4 | [vb base] [verb] at [det] | 191 |
|
| 5 | [vb base] [been] at [det] | 11 |
|
