| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] which it | 3775 |
|
| 2 | [prep] which it | 3775 |
|
| 3 | upon which [pron] | 233 |
|
| 4 | upon [pron] it | 72 |
|
| 5 | upon [Wh det] it | 67 |
|
| 6 | upon which it | 64 |
|
| 7 | upon which it | 64 |
|
