| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it 's [art] mystery to [pers pn] | 8 |
|
| 2 | it 's [art] mystery to [pron] | 8 |
|
| 3 | it 's a mystery to [pron] | 8 |
|
| 4 | it 's [art] mystery to i | 7 |
|
| 5 | it 's [art] mystery to me | 7 |
|
