| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [been] [verb] | 6115 |
|
| 2 | which [verb] [been] [verb] | 4625 |
|
| 3 | which it [verb] [verb] | 434 |
|
| 4 | which it [verb] [been] | 161 |
|
