| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] | 100221 |
|
| 2 | at [num] | 23506 |
|
| 3 | [prep] four | 9953 |
|
| 4 | [prep] four | 9953 |
|
| 5 | at four | 540 |
|
| 6 | at four | 540 |
|
