| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [not/n't] [vb pp] [subord] | 262 |
|
| 2 | [coord] is [not/n't] [vb pp] | 205 |
|
| 3 | [coord] is [vb pp] [subord] | 73 |
|
| 4 | [coord] [not/n't] [vb pp] [subord] | 21 |
|
