| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [Wh pn] [vb past] been [v-ing] a | 5 |
|
| 2 | [Wh pn] [vb past] been [v-ing] [prep] a | 14 |
|
| 3 | [Wh pn] [vb past] been [v-ing] [prep] a | 14 |
|
| 4 | [Wh pn] [vb past] been [v-ing] for a | 8 |
|
| 5 | [Wh pn] [vb past] been [v-ing] for a | 8 |
|
| 6 | [Wh pn] [vb past] been [v-ing] a [noun] | 11 |
|
| 7 | [Wh pn] [vb past] been [v-ing] a [noun sg] | 10 |
|
| 8 | [Wh pn] [vb past] been [v-ing] a [adj] | 10 |
|
| 9 | [Wh pn] [vb past] been [v-ing] a [adj] | 9 |
|
