| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | before turn [adv prt] [prep] the | 10 |
|
| 2 | before turn [adv prt] [prep] the | 10 |
|
| 3 | before turning [adv prt] [prep] the | 10 |
|
| 4 | before turn back [prep] the | 7 |
|
