| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [modal v] [adv] [verb] | 7509 |
|
| 2 | [conj] [modal v] [adv] [verb] | 3870 |
|
| 3 | [conj] [modal v] therefore [verb] | 168 |
|
