| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [verb] back | 4698 |
|
| 2 | [vb past] [verb] back | 1585 |
|
| 3 | did [verb] [adv] | 960 |
|
| 4 | did [verb] [adv prt] | 478 |
|
| 5 | do [verb] back | 80 |
|
| 6 | did [verb] back | 33 |
|
