| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | 've be [v-ing] | 3051 |
|
| 2 | 've [vb pp] be | 346 |
|
| 3 | 've [vb pp] [v-ing] | 279 |
|
| 4 | [vb pp] be [v-ing] | 210 |
|
