| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [not/n't] appear [prep] | 222 |
|
| 2 | which [vb -s] [not/n't] [prep] | 15 |
|
| 3 | which [vb -s] [not/n't] appear | 12 |
|
| 4 | which [vb -s] appear [prep] | 6 |
|
