| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [adv] [art] | 7484 |
|
| 2 | [adv] when [art] | 2894 |
|
| 3 | [vb -s] when [art] | 506 |
|
| 4 | [vb -s] [adv] when | 308 |
|
