| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | who [verb] been look at | 5 |
|
| 2 | who [verb] [been] look at | 5 |
|
| 3 | who [verb] [be] looking at | 5 |
|
| 4 | who [verb] [be] look at | 5 |
|
| 5 | who [verb] be look at | 5 |
|
| 6 | who have [be] look at | 5 |
|
