| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [been] [vb pp] for some [noun pl] | 9 |
|
| 2 | has be [vb pp] for some [noun pl] | 9 |
|
| 3 | has been [vb pp] for some [noun pl] | 9 |
|
| 4 | has [be] [vb pp] for some years | 6 |
|
