| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] to be [v-ing] | 1684 |
|
| 2 | they [vb past] to be | 712 |
|
| 3 | they [vb past] be [v-ing] | 426 |
|
| 4 | they to be [v-ing] | 22 |
|
| 5 | they [vb past] to [v-ing] | 20 |
|
