| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be only then that | 36 |
|
| 2 | it [be] only then that | 36 |
|
| 3 | it was only then that | 29 |
|
| 4 | it [was/were] only then that | 29 |
|
| 5 | it [is] only then that | 7 |
|
| 6 | it is only then that | 5 |
|
