| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | by then [pron] [vb mod] [verb] | 31 |
|
| 2 | by then [pers pn] [vb mod] [verb] | 30 |
|
| 3 | [prep] then we [vb mod] [verb] | 10 |
|
| 4 | by [adv] we [vb mod] [verb] | 10 |
|
| 5 | by then we [modal v] [verb] | 5 |
|
| 6 | by then we [vb mod] [verb] | 5 |
|
