| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] a [noun sg] | 50425 |
|
| 2 | been [vb pp] [prep] [noun sg] | 6808 |
|
| 3 | been [vb pp] [prep] a | 5754 |
|
| 4 | been [prep] a [noun sg] | 671 |
|
| 5 | been [vb pp] a [noun sg] | 661 |
|
