| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] have been [v-ing] at | 46 |
|
| 2 | [noun prp] [vb past] been [v-ing] at | 28 |
|
| 3 | [noun prp] had been [v-ing] at | 28 |
|
| 4 | [noun prp] [vb -s] been [v-ing] at | 15 |
|
| 5 | [noun prp] has been [v-ing] at | 13 |
|
| 6 | [noun prp] [verb] been working at | 12 |
|
| 7 | [noun prp] [verb] been looking at | 9 |
|
| 8 | [noun prp] [verb] been living at | 5 |
|
