| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [vb -s] been [v-ing] [prep] | 341 |
|
| 2 | [vb -s] been [v-ing] [prep] a | 129 |
|
| 3 | [noun sg] [vb -s] been [v-ing] a | 57 |
|
| 4 | [noun sg] [vb -s] been [prep] a | 51 |
|
| 5 | [noun sg] [vb -s] [v-ing] [prep] a | 30 |
|
