| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] work out [art] | 55 |
|
| 2 | difficult [verb] out [art] | 18 |
|
| 3 | difficult work [adv] [art] | 5 |
|
| 4 | difficult work out [art] | 5 |
|
| 5 | difficult work [adv prt] [art] | 5 |
|
