| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] when i look back | 9 |
|
| 2 | [coord] when i look back | 8 |
|
| 3 | when i look back [prep] | 22 |
|
| 4 | when i look back [prep] | 22 |
|
| 5 | when i look back on | 11 |
|
| 6 | when i look back on | 11 |
|
| 7 | when i look back [pers pn] | 9 |
|
| 8 | when i look back [pron] | 9 |
|
| 9 | when i look back at | 6 |
|
| 10 | when i look back at | 6 |
|
| 11 | when i look back i | 5 |
|
| 12 | when i look back i | 5 |
|
