| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] [verb] [prep] a [noun] | 245 |
|
| 2 | have [been] [vb pp] [prep] a [noun] | 230 |
|
| 3 | have [been] written [prep] a [noun] | 19 |
|
| 4 | [verb] [been] written [prep] a [noun] | 19 |
|
| 5 | have [been] written [prep] [art] [noun] | 14 |
|
| 6 | have [been] written [prep] [art] [noun] | 14 |
|
| 7 | have [been] write [prep] a [noun] | 7 |
|
| 8 | have [been] written [prep] a [noun] | 7 |
|
| 9 | have [be] written [prep] a [noun] | 6 |
|
| 10 | [vb infin] [been] written [prep] a [noun] | 6 |
|
