| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when we [vb base] [prep] a | 31 |
|
| 2 | when we [vb base] to a | 10 |
|
| 3 | when we [vb base] of a | 9 |
|
| 4 | when we come [prep] a | 5 |
|
| 5 | when we speak [prep] a | 5 |
|
