| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | look [adv] [adv] [prep] a | 94 |
|
| 2 | [verb] back [adv] [prep] a | 86 |
|
| 3 | look back [adv] [prep] [art] | 37 |
|
| 4 | look back [adv] [prep] a | 9 |
|
