| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] it [modal v] [verb] | 2701 |
|
| 2 | [noun] it [modal v] [vb infin] | 2681 |
|
| 3 | [noun] [pron] [modal v] seem | 187 |
|
| 4 | [noun] it [modal v] seem | 107 |
|
