| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] at the [noun] | 438 |
|
| 2 | be [vb pp] at the back | 48 |
|
| 3 | [be] [vb pp] at the back | 48 |
|
| 4 | is [vb pp] [prep] the back | 39 |
|
| 5 | is [vb pp] [prep] the back | 39 |
|
| 6 | is [verb] at the back | 10 |
|
| 7 | [is] [vb pp] at the back | 8 |
|
| 8 | is [vb pp] at [art] back | 8 |
|
| 9 | is [vb pp] at [art] back | 8 |
|
| 10 | is [vb pp] at the back | 8 |
|
| 11 | is [vb pp] at the back | 8 |
|
