| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [v-ing] [noun] [verb] | 364 |
|
| 2 | [is] [verb] [noun] [vb infin] | 82 |
|
| 3 | [be] [v-ing] [noun] [vb infin] | 73 |
|
