| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] have been on | 85 |
|
| 2 | [noun prp] had been on | 45 |
|
| 3 | [noun prp] has been on | 30 |
|
| 4 | [noun prp] 's been on | 6 |
|
