| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] on a [noun sg] | 367 |
|
| 2 | should [be] [vb pp] on a | 88 |
|
| 3 | should [be] [vb pp] on [noun sg] | 68 |
|
| 4 | should [be] [vb pp] a [noun sg] | 64 |
|
| 5 | should [be] on a [noun sg] | 11 |
|
