| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] [vb mod] to be [prep] | 10 |
|
| 2 | there [modal v] to be [prep] | 10 |
|
| 3 | [ex0] used to be [prep] | 8 |
|
| 4 | [ex0] used to be [prep] | 8 |
|
