| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for about [num] | 1227 |
|
| 2 | [vb past] for [num] | 923 |
|
| 3 | [vb past] about [num] | 525 |
|
| 4 | [vb past] for about | 68 |
|
