| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [det] [noun] | 24438 |
|
| 2 | [been] [det] [noun] | 1557 |
|
| 3 | [been] at [noun] | 437 |
|
| 4 | [been] at [det] | 79 |
|
