| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [vb pp] during | 148 |
|
| 2 | is required during | 7 |
|
| 3 | is lost during | 5 |
|
| 4 | is used during | 5 |
|
| 5 | is expected during | 5 |
|
