| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | should [adv] [not/n't] | 70 |
|
| 2 | should [adv] [not/n't] | 69 |
|
| 3 | [modal v] therefore [not/n't] | 65 |
|
| 4 | [vb mod] therefore [not/n't] | 65 |
|
| 5 | should therefore [adv] | 25 |
|
| 6 | should therefore [not/n't] | 12 |
|
| 7 | should therefore [not/n't] | 12 |
|
