| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [vb -s] been [v-ing] | 890 |
|
| 2 | [vb -s] been [v-ing] [art] | 598 |
|
| 3 | [noun prp] [vb -s] been [art] | 362 |
|
| 4 | [noun prp] [vb -s] [v-ing] [art] | 68 |
|
