| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adj] [prep] several | 29 |
|
| 2 | have been [adj] for several | 21 |
|
| 3 | had been [adj] [prep] several | 12 |
|
| 4 | has been [adj] [prep] several | 10 |
|
| 5 | have been involved [prep] several | 6 |
|
| 6 | have been involved [prep] several | 6 |
|
| 7 | have been [adj] in several | 6 |
|
