| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [noun prp] have been [v-ing] | 550 |
|
| 2 | that [noun prp] [noun prp] have been | 161 |
|
| 3 | that [noun prp] have been [v-ing] | 110 |
|
