| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [verb] back [prep] | 5482 |
|
| 2 | [Wh det] [verb] [adv] [prep] | 3583 |
|
| 3 | [Wh det] [verb] [adv prt] [prep] | 1728 |
|
| 4 | [Wh det] [verb] back [prep] | 154 |
|
