| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a hard time | 89 |
|
| 2 | [vb infin] a hard time | 18 |
|
| 3 | [vb infin] [verb] a hard | 13 |
|
| 4 | [vb infin] [verb] a time | 13 |
|
