| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] been staring at | 9 |
|
| 2 | have [been] staring at | 9 |
|
| 3 | [vb past] [been] staring at | 8 |
|
| 4 | had [been] staring at | 7 |
|
