| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [adj] practice [verb] | 64 |
|
| 2 | it be normal [noun] [verb] | 8 |
|
| 3 | [pron] be normal practice [verb] | 7 |
|
| 4 | [pers pn] be normal practice [verb] | 7 |
|
| 5 | it be normal practice [verb] | 7 |
|
| 6 | it [be] normal practice [verb] | 7 |
|
