| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | been [verb] [prep] a | 7446 |
|
| 2 | be [verb] on a | 4722 |
|
| 3 | [be] [verb] on a | 4722 |
|
| 4 | been [verb] on [art] | 1609 |
|
| 5 | [been] [verb] on a | 388 |
|
