| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] the covers | 22 |
|
| 2 | pull the covers | 18 |
|
| 3 | [v-ing] the covers | 12 |
|
| 4 | pulled the covers | 10 |
|
| 5 | [vb base] the covers | 8 |
|
| 6 | pulling the covers | 6 |
|
| 7 | [vb pp] the covers | 6 |
|
