| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [is] [verb] [prep] [art] [noun] | 77 |
|
| 2 | [verb] [is] [to-vb] [prep] [art] [noun] | 44 |
|
| 3 | [to-vb] [be] [to-vb] [prep] [art] [noun] | 28 |
|
| 4 | [to-vb] [is] [to-vb] [prep] [art] [noun] | 17 |
|
