| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | then there [vb mod] to be [art] | 5 |
|
| 2 | then there [modal v] to be [art] | 5 |
|
| 3 | then there used to be [art] | 5 |
|
| 4 | then there used to be [art] | 5 |
|
