| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have been a | 5710 |
|
| 2 | [pron] have been [prep] | 5149 |
|
| 3 | have been [prep] a | 873 |
|
| 4 | [pron] have [prep] a | 212 |
|
| 5 | [pron] been [prep] a | 21 |
|
