| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [adv] | 20932 |
|
| 2 | may [adv] | 14216 |
|
| 3 | [vb mod] therefore | 2455 |
|
| 4 | [modal v] therefore | 2455 |
|
| 5 | may therefore | 295 |
|
| 6 | may therefore | 295 |
|
