| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [prep] which [pers pn] | 331 |
|
| 2 | [pron] letter [prep] [pers pn] | 38 |
|
| 3 | letter [prep] which [pers pn] | 26 |
|
| 4 | [pron] letter [prep] which | 7 |
|
