| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [modal v] be [v-ing] | 8632 |
|
| 2 | [pers pn] be [v-ing] to | 6942 |
|
| 3 | [modal v] be [v-ing] to | 603 |
|
| 4 | [pers pn] [modal v] be to | 123 |
|
