| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] i look back [prep] | 29 |
|
| 2 | [subord] i look back [prep] | 24 |
|
| 3 | when i look back [prep] | 22 |
|
| 4 | [subord] i look back on | 14 |
|
| 5 | [subord] i look back on | 14 |
|
| 6 | [subord] i look back at | 7 |
|
| 7 | [subord] i look back at | 7 |
|
| 8 | [subord] i look back over | 5 |
|
| 9 | [subord] i look back over | 5 |
|
| 10 | [subord] i looked back [prep] | 5 |
|
