| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] at | 1483 |
|
| 2 | [vb infin] [prep] at | 134 |
|
| 3 | think [prep] [prep] | 63 |
|
| 4 | think [prep] at | 31 |
|
