| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be [v-ing] | 21170 |
|
| 2 | 've be [v-ing] | 3051 |
|
| 3 | 've [verb] be | 347 |
|
| 4 | 've [verb] [v-ing] | 280 |
|
