| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] | 58937 |
|
| 2 | when [pron] [vb past] | 33418 |
|
| 3 | [conj] [pron] needed | 1110 |
|
| 4 | [subord] [pron] needed | 491 |
|
| 5 | when [pron] need | 346 |
|
| 6 | when [pron] needed | 115 |
|
