| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [vb pp] for many | 19 |
|
| 2 | have been [vb pp] for this | 18 |
|
| 3 | have been [vb pp] for some | 17 |
|
| 4 | have been known for [det] | 11 |
|
| 5 | have been [vb pp] for all | 6 |
|
| 6 | have been made for [det] | 6 |
|
| 7 | have been [vb pp] for several | 6 |
|
| 8 | have been [vb pp] for these | 5 |
|
| 9 | have been [vb pp] for each | 5 |
|
| 10 | have been used for [det] | 5 |
|
