| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] [verb] [num] [noun] | 138 |
|
| 2 | if it [vb -s] [verb] [noun] | 30 |
|
| 3 | if it [verb] [num] [noun] | 19 |
|
| 4 | if it [vb -s] [num] [noun] | 14 |
|
| 5 | if it [vb -s] [verb] [num] | 13 |
|
