| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] been [v-ing] [noun sg] | 226 |
|
| 2 | been [v-ing] an [noun sg] | 74 |
|
| 3 | [vb base] [v-ing] an [noun sg] | 37 |
|
| 4 | [vb base] been [v-ing] an | 30 |
|
| 5 | [vb base] been an [noun sg] | 29 |
|
