| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv prt] for [art] tough time | 5 |
|
| 2 | in for [art] tough time | 5 |
|
| 3 | in for [art] tough time | 5 |
|
| 4 | [adv] for [art] tough time | 5 |
|
