| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [vb pp] for [noun pl] | 99 |
|
| 2 | has [been] [vb pp] for some | 39 |
|
| 3 | [been] [vb pp] for some [noun pl] | 26 |
|
| 4 | has [been] for some [noun pl] | 5 |
|
