| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [v-ing] [to-vb] [prep] [art] [noun] | 840 |
|
| 2 | [be] [v-ing] [to-vb] [prep] [art] [noun] | 840 |
|
| 3 | [be] [verb] [to-vb] at [art] [noun] | 192 |
|
| 4 | [be] [v-ing] [verb] at [art] [noun] | 66 |
|
| 5 | [be] [v-ing] [to-vb] at [art] [noun] | 54 |
|
| 6 | [be] [v-ing] [to-vb] at [art] [noun] | 54 |
|
