| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | take [det] hours | 31 |
|
| 2 | take several hour | 18 |
|
| 3 | take [det] hour | 17 |
|
| 4 | took [det] hour | 8 |
|
| 5 | take many hour | 7 |
|
