| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [v-ing] for [noun pl] | 170 |
|
| 2 | have been [v-ing] [noun pl] for | 96 |
|
| 3 | have been [noun pl] for [noun pl] | 12 |
|
| 4 | been [v-ing] [noun pl] for [noun pl] | 9 |
|
