| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been widely [vb pp] for | 17 |
|
| 2 | has been widely [vb pp] for | 8 |
|
| 3 | [vb -s] been widely [vb pp] for | 8 |
|
| 4 | [verb] been widely used for | 7 |
|
| 5 | [vb base] been widely [vb pp] for | 5 |
|
