| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] had been [v-ing] on | 32 |
|
| 2 | he [vb past] been [v-ing] on | 19 |
|
| 3 | [pers pn] [vb past] been working on | 17 |
|
| 4 | [pers pn] 'd been [v-ing] on | 15 |
|
| 5 | she [vb past] been [v-ing] on | 14 |
|
| 6 | [pers pn] [vb past] been going on | 8 |
|
| 7 | [pers pn] [vb past] been sitting on | 5 |
|
| 8 | they [vb past] been [v-ing] on | 5 |
|
