| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] is [vb pp] [prep] [noun] | 205 |
|
| 2 | [be] [verb] is [vb pp] [prep] | 52 |
|
| 3 | [be] [verb] [vb pp] [prep] [noun] | 50 |
|
| 4 | [be] [verb] is [prep] [noun] | 18 |
|
