| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | about it [pron] | 244 |
|
| 2 | [prep] it which | 166 |
|
| 3 | about [pron] which | 71 |
|
| 4 | about [pers pn] which | 51 |
|
| 5 | about it [Wh det] | 20 |
|
| 6 | about it which | 14 |
|
| 7 | about it which | 14 |
|
