| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] [vb pp] [prep] last | 9 |
|
| 2 | [vb -s] [adv] [vb pp] since last | 6 |
|
| 3 | [vb -s] [not/n't] [vb pp] [prep] last | 6 |
|
| 4 | [vb -s] not [vb pp] [prep] last | 6 |
|
