| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] look at some of | 7 |
|
| 2 | have [been] looking at [det] of | 7 |
|
| 3 | have been look at [det] of | 7 |
|
| 4 | have [been] look at [det] of | 7 |
|
