| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [det] [noun] | 1860 |
|
| 2 | it [is] [det] [noun sg] | 1508 |
|
| 3 | [pron] [is] [det] question | 49 |
|
| 4 | it [is] [det] question | 12 |
|
| 5 | it [be] [det] question | 12 |
|
| 6 | it [is] [adj] question | 10 |
|
