| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | we [vb past] [been] at [noun] | 7 |
|
| 2 | we [vb past] been at [noun] | 7 |
|
| 3 | we had [been] at [noun] | 6 |
|
| 4 | we [vb past] [been] at [noun sg] | 6 |
|
