| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has always been [vb pp] [prep] a | 20 |
|
| 2 | has always been [verb] [prep] a | 20 |
|
| 3 | has always been [prep] a [noun sg] | 5 |
|
| 4 | has always been [prep] a [noun] | 5 |
|
