| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] have been [v-ing] [prep] | 302 |
|
| 2 | have been [v-ing] [noun sg] [prep] | 77 |
|
| 3 | [noun pl] have been [v-ing] [noun sg] | 56 |
|
| 4 | [noun pl] have been [noun sg] [prep] | 15 |
|
