| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at first | 701 |
|
| 2 | [vb past] at first | 250 |
|
| 3 | see at first | 27 |
|
| 4 | saw at [adj] | 13 |
|
| 5 | saw [prep] first | 10 |
|
