| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which be so often | 7 |
|
| 2 | [noun] which [be] so often | 7 |
|
| 3 | [noun sg] which [be] so often | 6 |
|
| 4 | [noun] which is so often | 6 |
|
| 5 | [noun] which [is] so often | 6 |
|
