| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | so we [modal v] | 854 |
|
| 2 | [adv] we must | 319 |
|
| 3 | [adv] we must | 277 |
|
| 4 | so [pron] must | 262 |
|
| 5 | so we must | 49 |
|
