| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] last few hour | 13 |
|
| 2 | [prep] the last few hour | 13 |
|
| 3 | [prep] [art] last few hour | 13 |
|
| 4 | [prep] [art] last few hours | 13 |
|
