| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [adj] [noun] which [vb mod] | 55 |
|
| 2 | [is] [adj] [noun] which [modal v] | 55 |
|
| 3 | [be] [adj] [noun] which must | 19 |
|
| 4 | [is] [adj] [noun] [pron] must | 11 |
|
| 5 | [is] [adj] [noun] [Wh det] must | 6 |
|
| 6 | [is] [adj] [noun] which must | 6 |
|
| 7 | [is] [adj] [noun] which must | 6 |
|
