| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] is at | 20 |
|
| 2 | [vb base] is at | 13 |
|
| 3 | [v-ing] is at | 10 |
|
| 4 | [vb -s] is at | 7 |
|
| 5 | [to-vb] is at | 5 |
|
