| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] have been [v-ing] [prep] some | 7 |
|
| 2 | [noun pl] [verb] been [v-ing] for some | 6 |
|
| 3 | [noun pl] [vb past] been [v-ing] [prep] some | 5 |
|
| 4 | [noun pl] had been [v-ing] [prep] some | 5 |
|
