| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num] [noun pl] have [been] | 1599 |
|
| 2 | [noun pl] have [been] a | 259 |
|
| 3 | [num] [noun pl] have a | 138 |
|
| 4 | [num] have [been] a | 54 |
|
