| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] at [noun] | 1802 |
|
| 2 | [vb -s] [been] [noun] | 814 |
|
| 3 | [been] at [noun] | 437 |
|
| 4 | [vb -s] [been] at | 231 |
|
