| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [prep] [noun sg] [prep] time | 80 |
|
| 2 | [modal v] [prep] [noun] [prep] time | 80 |
|
| 3 | [modal v] [prep] time [prep] [noun] | 80 |
|
| 4 | [modal v] [prep] time [prep] time | 80 |
|
| 5 | [modal v] [prep] time [prep] time | 80 |
|
