| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [been] [verb] at | 699 |
|
| 2 | had [been] [v-ing] at | 148 |
|
| 3 | had [been] staring [prep] | 10 |
|
| 4 | had [been] staring [prep] | 10 |
|
| 5 | have [been] staring at | 9 |
|
| 6 | [verb] [been] staring at | 9 |
|
| 7 | [vb past] [been] staring at | 8 |
|
| 8 | had [been] staring at | 7 |
|
| 9 | had [been] stare at | 7 |
|
| 10 | had [be] staring at | 7 |
|
