| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [vb -s] [been] [verb] a | 420 |
|
| 2 | [noun pl] [verb] [been] [verb] a | 141 |
|
| 3 | [noun pl] [vb -s] [been] [verb] [art] | 52 |
|
| 4 | [noun pl] [vb -s] [be] [verb] a | 17 |
|
