| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [verb] [num] hours | 8 |
|
| 2 | [conj] it take [adj] hours | 6 |
|
| 3 | [conj] it [vb -s] [adj] hours | 6 |
|
| 4 | [subord] it [verb] [adj] hours | 5 |
|
