| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] been [v-ing] [prep] [noun] | 451 |
|
| 2 | [vb past] been [prep] [noun] in | 52 |
|
| 3 | been [v-ing] [prep] [noun] in | 48 |
|
| 4 | [vb past] [v-ing] [prep] [noun] in | 46 |
|
| 5 | [vb past] been [v-ing] [noun] in | 21 |
|
