| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] be [v-ing] to [pron] | 940 |
|
| 2 | 've be [v-ing] to [pron] | 29 |
|
| 3 | 've [pers pn] be [v-ing] to | 6 |
|
