| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have been [prep] [noun prp] [prep] | 34 |
|
| 2 | who have been in [noun prp] [prep] | 17 |
|
| 3 | who had been [prep] [noun prp] [prep] | 14 |
|
| 4 | who have been [prep] [noun prp] for | 12 |
|
| 5 | who have been at [noun prp] [prep] | 11 |
|
| 6 | who has been [prep] [noun prp] [prep] | 10 |
|
| 7 | who have been [prep] [noun prp] since | 9 |
|
| 8 | who have been with [noun prp] [prep] | 5 |
|
| 9 | who have been [prep] [noun prp] [prep] | 5 |
|
