| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [prep] [art] time when | 30 |
|
| 2 | back [prep] [art] time when | 30 |
|
| 3 | back [prep] [art] time when | 30 |
|
| 4 | back to [art] time when | 26 |
|
| 5 | back to [art] time when | 26 |
|
| 6 | back [prep] the time when | 20 |
|
| 7 | back [prep] the time when | 20 |
|
| 8 | back [prep] a time when | 10 |
|
| 9 | back [prep] a time when | 10 |
|
