| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [vb pp] as having [been] | 10 |
|
| 2 | [adv] [vb pp] as [v-ing] been | 10 |
|
| 3 | [adv] [vb pp] as [v-ing] [been] | 10 |
|
