| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | went to [art] trouble of | 5 |
|
| 2 | went to [art] trouble [prep] | 5 |
|
| 3 | went to [art] trouble [prep] | 5 |
|
| 4 | went to [art] trouble of | 5 |
|
