| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who have been looking [prep] | 17 |
|
| 2 | who [verb] been looking [prep] | 17 |
|
| 3 | who [vb past] been looking [prep] | 8 |
|
| 4 | who [verb] been looking after | 6 |
|
| 5 | who had been looking [prep] | 6 |
|
| 6 | who [verb] been looking for | 5 |
|
| 7 | who [vb -s] been looking [prep] | 5 |
|
| 8 | who [verb] been looking at | 5 |
|
