| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] first instance | 11 |
|
| 2 | [verb] at first instance | 9 |
|
| 3 | [verb] at first instance | 9 |
|
| 4 | [vb pp] [prep] first instance | 8 |
|
