| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [was/were] a [noun sg] [prep] | 14140 |
|
| 2 | [be] a [noun sg] on | 1404 |
|
| 3 | [was/were] [art] [noun sg] on | 901 |
|
| 4 | [was/were] [art] [noun sg] on | 901 |
|
| 5 | [was/were] a [noun sg] on | 589 |
|
| 6 | [was/were] a [noun] on | 496 |
|
