| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num ord] week when it [vb past] | 5 |
|
| 2 | [adj] week when it [vb past] | 5 |
|
| 3 | last week when it [vb past] | 5 |
|
| 4 | last week when it [vb past] | 5 |
|
