| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at all | 2937 |
|
| 2 | understand [prep] all | 49 |
|
| 3 | understand at [adj] | 47 |
|
| 4 | understand at [det] | 27 |
|
| 5 | understand at all | 23 |
|
