| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been in [det] [noun] | 192 |
|
| 2 | in [det] [noun] before | 36 |
|
| 3 | been in [noun] before | 25 |
|
| 4 | been [det] [noun] before | 6 |
|
