| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [noun] for | 8588 |
|
| 2 | [prep] a [noun] which | 6986 |
|
| 3 | [prep] [noun] for which | 362 |
|
| 4 | a [noun] for which | 231 |
|
