| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [to-vb] a | 4914 |
|
| 2 | which [vb base] a | 1414 |
|
| 3 | which [vb base] [to-vb] | 887 |
|
| 4 | which [to-vb] a | 172 |
|
