| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when we [vb base] [adv] | 502 |
|
| 2 | when [pron] [vb base] back | 490 |
|
| 3 | [conj] we [vb base] back | 232 |
|
| 4 | [subord] we [vb base] back | 207 |
|
| 5 | when we [verb] back | 169 |
|
| 6 | when we [vb base] back | 88 |
|
