| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [vb pp] [prep] a [adj] | 2180 |
|
| 2 | [been] [vb pp] [prep] a [num ord] | 38 |
|
| 3 | [be] [vb pp] [prep] a fourth | 19 |
|
| 4 | [been] [vb pp] [prep] [art] fourth | 11 |
|
| 5 | [been] [vb pp] [prep] [art] fourth | 11 |
|
| 6 | [been] [verb] [prep] a fourth | 5 |
|
| 7 | [been] [vb pp] [prep] a fourth | 5 |
|
| 8 | [been] [vb pp] [prep] a fourth | 5 |
|
| 9 | [been] [vb pp] [prep] a fourth | 5 |
|
