| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [prep] an [noun sg] | 7755 |
|
| 2 | been [vb pp] [prep] [noun sg] | 6808 |
|
| 3 | been [vb pp] [prep] an | 1016 |
|
| 4 | been [vb pp] an [noun sg] | 79 |
|
| 5 | been [prep] an [noun sg] | 57 |
|
