| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] by [adv] [pers pn] [modal v] [be] | 15 |
|
| 2 | [conj] by then [pron] [modal v] [be] | 8 |
|
| 3 | [conj] [prep] then [pers pn] [modal v] [be] | 8 |
|
