| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been at that [noun] | 10 |
|
| 2 | [verb] been at that [noun sg] | 10 |
|
| 3 | [vb infin] been at that [noun] | 5 |
|
| 4 | have been at that [noun] | 5 |
|
