| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [Wh pn] [is] [verb] | 1223 |
|
| 2 | [noun] [to-vb] [is] [verb] | 287 |
|
| 3 | [noun] [to-vb] [Wh pn] [verb] | 52 |
|
| 4 | [to-vb] [Wh pn] [is] [verb] | 41 |
|
| 5 | [noun] [to-vb] [Wh pn] [is] | 30 |
|
