| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | think back to the | 49 |
|
| 2 | think back to the | 17 |
|
| 3 | thought back to the | 13 |
|
| 4 | thinking back to the | 8 |
|
| 5 | to think back to the | 5 |
|
