| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [been] [vb pp] [num] [noun pl] | 254 |
|
| 2 | [vb pp] a [num] [noun pl] | 162 |
|
| 3 | [been] [vb pp] a [num] | 26 |
|
| 4 | [been] a [num] [noun pl] | 13 |
|
