| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb base] [been] [verb] [prep] | 600 |
|
| 2 | which [vb base] [been] [verb] [prep] | 600 |
|
| 3 | [pron] [vb base] [been] [verb] for | 531 |
|
| 4 | which [verb] [been] [verb] for | 215 |
|
| 5 | which [vb base] [be] [verb] for | 49 |
|
| 6 | which [vb base] [been] [verb] for | 46 |
|
